20887497540

素因数分解:

$2^2\times 3^6\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{173}}^1$

素因数の和:240

約数の個数: 756

約数和(自身を含む): 83319114564

約数和(自身を除く): 62431617024

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 49, 52, 54, 60, 63, 65, 70, 78, 81, 84, 90, 91, 98, 105, 108, 117, 126, 130, 135, 140, 147, 156, 162, 169, 173, 180, 182, 189, 195, 196, 210, 234, 243, 245, 252, 260, 270, 273, 294, 315, 324, 338, 346, 351, 364, 378, 390, 405, 420, 441, 455, 468, 486, 490, 507, 519, 540, 546, 567, 585, 588, 630, 637, 676, 692, 702, 729, 735, 756, 780, 810, 819, 845, 865, 882, 910, 945, 972, 980, 1014, 1038, 1053, 1092, 1134, 1170, 1183, 1211, 1215, 1260, 1274, 1323, 1365, 1404, 1458, 1470, 1521, 1557, 1620, 1638, 1690, 1701, 1730, 1755, 1764, 1820, 1890, 1911, 2028, 2076, 2106, 2205, 2249, 2268, 2340, 2366, 2422, 2430, 2457, 2535, 2548, 2595, 2646, 2730, 2835, 2916, 2940, 3042, 3114, 3159, 3185, 3276, 3380, 3402, 3460, 3510, 3549, 3633, 3645, 3780, 3822, 3969, 4095, 4212, 4410, 4498, 4563, 4671, 4732, 4844, 4860, 4914, 5070, 5103, 5190, 5265, 5292, 5460, 5670, 5733, 5915, 6055, 6084, 6228, 6318, 6370, 6615, 6747, 6804, 7020, 7098, 7266, 7290, 7371, 7605, 7644, 7785, 7938, 8190, 8281, 8477, 8505, 8820, 8996, 9126, 9342, 9477, 9555, 9828, 10140, 10206, 10380, 10530, 10647, 10899, 11245, 11340, 11466, 11830, 11907, 12110, 12285, 12636, 12740, 13230, 13494, 13689, 14013, 14196, 14532, 14580, 14742, 15210, 15570, 15743, 15795, 15876, 16380, 16562, 16954, 17010, 17199, 17745, 18165, 18252, 18684, 18954, 19110, 19845, 20241, 20412, 21060, 21294, 21798, 22113, 22490, 22815, 22932, 23355, 23660, 23814, 24220, 24570, 24843, 25431, 25515, 26460, 26988, 27378, 28026, 28665, 29237, 29484, 30420, 31140, 31486, 31590, 31941, 32697, 33124, 33735, 33908, 34020, 34398, 35490, 35721, 36330, 36855, 37908, 38220, 39690, 40482, 41067, 41405, 42039, 42385, 42588, 43596, 44226, 44980, 45630, 46710, 47229, 47385, 47628, 49140, 49686, 50862, 51030, 51597, 53235, 54495, 54756, 56052, 57330, 58474, 59535, 60723, 62972, 63180, 63882, 65394, 66339, 67470, 68445, 68796, 70065, 70980, 71442, 72660, 73710, 74529, 76293, 78715, 79380, 80964, 82134, 82810, 84078, 84770, 85995, 87711, 88452, 91260, 93420, 94458, 94770, 95823, 98091, 99372, 101205, 101724, 102060, 103194, 106470, 108990, 110201, 110565, 114660, 116948, 119070, 121446, 123201, 124215, 126117, 127155, 127764, 130788, 132678, 134940, 136890, 140130, 141687, 142884, 146185, 147420, 149058, 152586, 154791, 157430, 159705, 163485, 164268, 165620, 168156, 169540, 171990, 175422, 178605, 182169, 188916, 189540, 191646, 196182, 202410, 204659, 205335, 206388, 210195, 212940, 217980, 220402, 221130, 223587, 228879, 236145, 238140, 242892, 246402, 248430, 252234, 254310, 257985, 263133, 265356, 273780, 280260, 283374, 287469, 292370, 294273, 298116, 303615, 305172, 309582, 314860, 319410, 326970, 330603, 331695, 343980, 350844, 357210, 364338, 372645, 381465, 383292, 392364, 404820, 409318, 410670, 420390, 425061, 438555, 440804, 442260, 447174, 457758, 464373, 472290, 479115, 490455, 492804, 496860, 504468, 508620, 515970, 526266, 546507, 551005, 566748, 574938, 584740, 588546, 607230, 613977, 616005, 619164, 630585, 638820, 653940, 661206, 663390, 670761, 686637, 708435, 714420, 728676, 745290, 762930, 773955, 789399, 818636, 821340, 840780, 850122, 862407, 877110, 882819, 894348, 910845, 915516, 928746, 944580, 958230, 980910, 991809, 1023295, 1031940, 1052532, 1093014, 1102010, 1117935, 1144395, 1149876, 1177092, 1214460, 1227954, 1232010, 1261170, 1275183, 1315665, 1322412, 1326780, 1341522, 1373274, 1416870, 1432613, 1437345, 1471365, 1490580, 1525860, 1547910, 1578798, 1639521, 1653015, 1700244, 1724814, 1754220, 1765638, 1821690, 1841931, 1857492, 1916460, 1961820, 1983618, 2012283, 2046590, 2059911, 2125305, 2186028, 2204020, 2235870, 2288790, 2321865, 2368197, 2455908, 2464020, 2522340, 2550366, 2631330, 2683044, 2732535, 2746548, 2833740, 2865226, 2874690, 2942730, 2975427, 3069885, 3095820, 3157596, 3279042, 3306030, 3353805, 3433185, 3449628, 3531276, 3643380, 3683862, 3825549, 3946995, 3967236, 4024566, 4093180, 4119822, 4250610, 4297839, 4312035, 4414095, 4471740, 4577580, 4643730, 4736394, 4959045, 5100732, 5262660, 5465070, 5525793, 5730452, 5749380, 5885460, 5950854, 6036849, 6139770, 6179733, 6375915, 6558084, 6612060, 6707610, 6866370, 7104591, 7163065, 7367724, 7651098, 7893990, 8049132, 8197605, 8239644, 8501220, 8595678, 8624070, 8828190, 8926281, 9209655, 9287460, 9472788, 9918090, 10061415, 10299555, 10930140, 11051586, 11476647, 11840985, 11901708, 12073698, 12279540, 12359466, 12751830, 12893517, 13415220, 13732740, 14209182, 14326130, 14877135, 15302196, 15787980, 16395210, 16577379, 17191356, 17248140, 17656380, 17852562, 18419310, 19127745, 19836180, 20122830, 20599110, 21313773, 21489195, 22103172, 22953294, 23681970, 24147396, 24718932, 25503660, 25787034, 26778843, 27628965, 28418364, 28652260, 29754270, 30184245, 30898665, 32790420, 33154758, 35522955, 35705124, 36838620, 38255490, 38680551, 40245660, 41198220, 42627546, 42978390, 44631405, 45906588, 47363940, 49732137, 51574068, 53557686, 55257930, 57383235, 59508540, 60368490, 61797330, 64467585, 66309516, 71045910, 76510980, 77361102, 80336529, 82886895, 85255092, 85956780, 89262810, 99464274, 106568865, 107115372, 110515860, 114766470, 116041653, 120736980, 123594660, 128935170, 133894215, 142091820, 149196411, 154722204, 160673058, 165773790, 178525620, 193402755, 198928548, 213137730, 229532940, 232083306, 248660685, 257870340, 267788430, 298392822, 321346116, 331547580, 348124959, 386805510, 401682645, 426275460, 464166612, 497321370, 535576860, 580208265, 596785644, 696249918, 745982055, 773611020, 803365290, 994642740, 1044374877, 1160416530, 1392499836, 1491964110, 1606730580, 1740624795, 2088749754, 2320833060, 2983928220, 3481249590, 4177499508, 5221874385, 6962499180, 10443748770, 20887497540]

約数ペア:

[(1, 20887497540), (2, 10443748770), (3, 6962499180), (4, 5221874385), (5, 4177499508), (6, 3481249590), (7, 2983928220), (9, 2320833060), (10, 2088749754), (12, 1740624795), (13, 1606730580), (14, 1491964110), (15, 1392499836), (18, 1160416530), (20, 1044374877), (21, 994642740), (26, 803365290), (27, 773611020), (28, 745982055), (30, 696249918), (35, 596785644), (36, 580208265), (39, 535576860), (42, 497321370), (45, 464166612), (49, 426275460), (52, 401682645), (54, 386805510), (60, 348124959), (63, 331547580), (65, 321346116), (70, 298392822), (78, 267788430), (81, 257870340), (84, 248660685), (90, 232083306), (91, 229532940), (98, 213137730), (105, 198928548), (108, 193402755), (117, 178525620), (126, 165773790), (130, 160673058), (135, 154722204), (140, 149196411), (147, 142091820), (156, 133894215), (162, 128935170), (169, 123594660), (173, 120736980), (180, 116041653), (182, 114766470), (189, 110515860), (195, 107115372), (196, 106568865), (210, 99464274), (234, 89262810), (243, 85956780), (245, 85255092), (252, 82886895), (260, 80336529), (270, 77361102), (273, 76510980), (294, 71045910), (315, 66309516), (324, 64467585), (338, 61797330), (346, 60368490), (351, 59508540), (364, 57383235), (378, 55257930), (390, 53557686), (405, 51574068), (420, 49732137), (441, 47363940), (455, 45906588), (468, 44631405), (486, 42978390), (490, 42627546), (507, 41198220), (519, 40245660), (540, 38680551), (546, 38255490), (567, 36838620), (585, 35705124), (588, 35522955), (630, 33154758), (637, 32790420), (676, 30898665), (692, 30184245), (702, 29754270), (729, 28652260), (735, 28418364), (756, 27628965), (780, 26778843), (810, 25787034), (819, 25503660), (845, 24718932), (865, 24147396), (882, 23681970), (910, 22953294), (945, 22103172), (972, 21489195), (980, 21313773), (1014, 20599110), (1038, 20122830), (1053, 19836180), (1092, 19127745), (1134, 18419310), (1170, 17852562), (1183, 17656380), (1211, 17248140), (1215, 17191356), (1260, 16577379), (1274, 16395210), (1323, 15787980), (1365, 15302196), (1404, 14877135), (1458, 14326130), (1470, 14209182), (1521, 13732740), (1557, 13415220), (1620, 12893517), (1638, 12751830), (1690, 12359466), (1701, 12279540), (1730, 12073698), (1755, 11901708), (1764, 11840985), (1820, 11476647), (1890, 11051586), (1911, 10930140), (2028, 10299555), (2076, 10061415), (2106, 9918090), (2205, 9472788), (2249, 9287460), (2268, 9209655), (2340, 8926281), (2366, 8828190), (2422, 8624070), (2430, 8595678), (2457, 8501220), (2535, 8239644), (2548, 8197605), (2595, 8049132), (2646, 7893990), (2730, 7651098), (2835, 7367724), (2916, 7163065), (2940, 7104591), (3042, 6866370), (3114, 6707610), (3159, 6612060), (3185, 6558084), (3276, 6375915), (3380, 6179733), (3402, 6139770), (3460, 6036849), (3510, 5950854), (3549, 5885460), (3633, 5749380), (3645, 5730452), (3780, 5525793), (3822, 5465070), (3969, 5262660), (4095, 5100732), (4212, 4959045), (4410, 4736394), (4498, 4643730), (4563, 4577580), (4671, 4471740), (4732, 4414095), (4844, 4312035), (4860, 4297839), (4914, 4250610), (5070, 4119822), (5103, 4093180), (5190, 4024566), (5265, 3967236), (5292, 3946995), (5460, 3825549), (5670, 3683862), (5733, 3643380), (5915, 3531276), (6055, 3449628), (6084, 3433185), (6228, 3353805), (6318, 3306030), (6370, 3279042), (6615, 3157596), (6747, 3095820), (6804, 3069885), (7020, 2975427), (7098, 2942730), (7266, 2874690), (7290, 2865226), (7371, 2833740), (7605, 2746548), (7644, 2732535), (7785, 2683044), (7938, 2631330), (8190, 2550366), (8281, 2522340), (8477, 2464020), (8505, 2455908), (8820, 2368197), (8996, 2321865), (9126, 2288790), (9342, 2235870), (9477, 2204020), (9555, 2186028), (9828, 2125305), (10140, 2059911), (10206, 2046590), (10380, 2012283), (10530, 1983618), (10647, 1961820), (10899, 1916460), (11245, 1857492), (11340, 1841931), (11466, 1821690), (11830, 1765638), (11907, 1754220), (12110, 1724814), (12285, 1700244), (12636, 1653015), (12740, 1639521), (13230, 1578798), (13494, 1547910), (13689, 1525860), (14013, 1490580), (14196, 1471365), (14532, 1437345), (14580, 1432613), (14742, 1416870), (15210, 1373274), (15570, 1341522), (15743, 1326780), (15795, 1322412), (15876, 1315665), (16380, 1275183), (16562, 1261170), (16954, 1232010), (17010, 1227954), (17199, 1214460), (17745, 1177092), (18165, 1149876), (18252, 1144395), (18684, 1117935), (18954, 1102010), (19110, 1093014), (19845, 1052532), (20241, 1031940), (20412, 1023295), (21060, 991809), (21294, 980910), (21798, 958230), (22113, 944580), (22490, 928746), (22815, 915516), (22932, 910845), (23355, 894348), (23660, 882819), (23814, 877110), (24220, 862407), (24570, 850122), (24843, 840780), (25431, 821340), (25515, 818636), (26460, 789399), (26988, 773955), (27378, 762930), (28026, 745290), (28665, 728676), (29237, 714420), (29484, 708435), (30420, 686637), (31140, 670761), (31486, 663390), (31590, 661206), (31941, 653940), (32697, 638820), (33124, 630585), (33735, 619164), (33908, 616005), (34020, 613977), (34398, 607230), (35490, 588546), (35721, 584740), (36330, 574938), (36855, 566748), (37908, 551005), (38220, 546507), (39690, 526266), (40482, 515970), (41067, 508620), (41405, 504468), (42039, 496860), (42385, 492804), (42588, 490455), (43596, 479115), (44226, 472290), (44980, 464373), (45630, 457758), (46710, 447174), (47229, 442260), (47385, 440804), (47628, 438555), (49140, 425061), (49686, 420390), (50862, 410670), (51030, 409318), (51597, 404820), (53235, 392364), (54495, 383292), (54756, 381465), (56052, 372645), (57330, 364338), (58474, 357210), (59535, 350844), (60723, 343980), (62972, 331695), (63180, 330603), (63882, 326970), (65394, 319410), (66339, 314860), (67470, 309582), (68445, 305172), (68796, 303615), (70065, 298116), (70980, 294273), (71442, 292370), (72660, 287469), (73710, 283374), (74529, 280260), (76293, 273780), (78715, 265356), (79380, 263133), (80964, 257985), (82134, 254310), (82810, 252234), (84078, 248430), (84770, 246402), (85995, 242892), (87711, 238140), (88452, 236145), (91260, 228879), (93420, 223587), (94458, 221130), (94770, 220402), (95823, 217980), (98091, 212940), (99372, 210195), (101205, 206388), (101724, 205335), (102060, 204659), (103194, 202410), (106470, 196182), (108990, 191646), (110201, 189540), (110565, 188916), (114660, 182169), (116948, 178605), (119070, 175422), (121446, 171990), (123201, 169540), (124215, 168156), (126117, 165620), (127155, 164268), (127764, 163485), (130788, 159705), (132678, 157430), (134940, 154791), (136890, 152586), (140130, 149058), (141687, 147420), (142884, 146185)]