20970484920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{15439}}^1$

素因数の和:15488

約数の個数: 384

約数和(自身を含む): 86711040000

約数和(自身を除く): 65740555080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 49, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 98, 99, 105, 110, 120, 126, 132, 140, 147, 154, 165, 168, 180, 196, 198, 210, 220, 231, 245, 252, 264, 280, 294, 308, 315, 330, 343, 360, 385, 392, 396, 420, 440, 441, 462, 490, 495, 504, 539, 588, 616, 630, 660, 686, 693, 735, 770, 792, 840, 882, 924, 980, 990, 1029, 1078, 1155, 1176, 1260, 1320, 1372, 1386, 1470, 1540, 1617, 1715, 1764, 1848, 1960, 1980, 2058, 2156, 2205, 2310, 2520, 2695, 2744, 2772, 2940, 3080, 3087, 3234, 3430, 3465, 3528, 3773, 3960, 4116, 4312, 4410, 4620, 4851, 5145, 5390, 5544, 5880, 6174, 6468, 6860, 6930, 7546, 8085, 8232, 8820, 9240, 9702, 10290, 10780, 11319, 12348, 12936, 13720, 13860, 15092, 15435, 15439, 16170, 17640, 18865, 19404, 20580, 21560, 22638, 24255, 24696, 27720, 30184, 30870, 30878, 32340, 33957, 37730, 38808, 41160, 45276, 46317, 48510, 56595, 61740, 61756, 64680, 67914, 75460, 77195, 90552, 92634, 97020, 108073, 113190, 123480, 123512, 135828, 138951, 150920, 154390, 169785, 169829, 185268, 194040, 216146, 226380, 231585, 271656, 277902, 308780, 324219, 339570, 339658, 370536, 432292, 452760, 463170, 509487, 540365, 555804, 617560, 648438, 679140, 679316, 694755, 756511, 849145, 864584, 926340, 972657, 1018974, 1080730, 1111608, 1188803, 1296876, 1358280, 1358632, 1389510, 1513022, 1528461, 1621095, 1698290, 1852680, 1945314, 2037948, 2161460, 2269533, 2377606, 2547435, 2593752, 2779020, 3026044, 3056922, 3242190, 3396580, 3566409, 3782555, 3890628, 4075896, 4322920, 4539066, 4755212, 4863285, 5094870, 5295577, 5558040, 5944015, 6052088, 6113844, 6484380, 6793160, 6808599, 7132818, 7565110, 7642305, 7781256, 8321621, 9078132, 9510424, 9726570, 10189740, 10591154, 10699227, 11347665, 11888030, 12227688, 12968760, 13617198, 14265636, 15130220, 15284610, 15886731, 16643242, 17832045, 18156264, 19453140, 20379480, 21182308, 21398454, 22695330, 23776060, 24964863, 26477885, 27234396, 28531272, 30260440, 30569220, 31773462, 33286484, 34042995, 35664090, 38906280, 41608105, 42364616, 42796908, 45390660, 47552120, 47660193, 49929726, 52955770, 53496135, 54468792, 58251347, 61138440, 63546924, 66572968, 68085990, 71328180, 74894589, 79433655, 83216210, 85593816, 90781320, 95320386, 99859452, 105911540, 106992270, 116502694, 124824315, 127093848, 136171980, 142656360, 149789178, 158867310, 166432420, 174754041, 190640772, 199718904, 211823080, 213984540, 233005388, 238300965, 249648630, 272343960, 291256735, 299578356, 317734620, 332864840, 349508082, 374472945, 381281544, 427969080, 466010776, 476601930, 499297260, 524262123, 582513470, 599156712, 635469240, 699016164, 748945890, 873770205, 953203860, 998594520, 1048524246, 1165026940, 1398032328, 1497891780, 1747540410, 1906407720, 2097048492, 2330053880, 2621310615, 2995783560, 3495080820, 4194096984, 5242621230, 6990161640, 10485242460, 20970484920]

約数ペア:

[(1, 20970484920), (2, 10485242460), (3, 6990161640), (4, 5242621230), (5, 4194096984), (6, 3495080820), (7, 2995783560), (8, 2621310615), (9, 2330053880), (10, 2097048492), (11, 1906407720), (12, 1747540410), (14, 1497891780), (15, 1398032328), (18, 1165026940), (20, 1048524246), (21, 998594520), (22, 953203860), (24, 873770205), (28, 748945890), (30, 699016164), (33, 635469240), (35, 599156712), (36, 582513470), (40, 524262123), (42, 499297260), (44, 476601930), (45, 466010776), (49, 427969080), (55, 381281544), (56, 374472945), (60, 349508082), (63, 332864840), (66, 317734620), (70, 299578356), (72, 291256735), (77, 272343960), (84, 249648630), (88, 238300965), (90, 233005388), (98, 213984540), (99, 211823080), (105, 199718904), (110, 190640772), (120, 174754041), (126, 166432420), (132, 158867310), (140, 149789178), (147, 142656360), (154, 136171980), (165, 127093848), (168, 124824315), (180, 116502694), (196, 106992270), (198, 105911540), (210, 99859452), (220, 95320386), (231, 90781320), (245, 85593816), (252, 83216210), (264, 79433655), (280, 74894589), (294, 71328180), (308, 68085990), (315, 66572968), (330, 63546924), (343, 61138440), (360, 58251347), (385, 54468792), (392, 53496135), (396, 52955770), (420, 49929726), (440, 47660193), (441, 47552120), (462, 45390660), (490, 42796908), (495, 42364616), (504, 41608105), (539, 38906280), (588, 35664090), (616, 34042995), (630, 33286484), (660, 31773462), (686, 30569220), (693, 30260440), (735, 28531272), (770, 27234396), (792, 26477885), (840, 24964863), (882, 23776060), (924, 22695330), (980, 21398454), (990, 21182308), (1029, 20379480), (1078, 19453140), (1155, 18156264), (1176, 17832045), (1260, 16643242), (1320, 15886731), (1372, 15284610), (1386, 15130220), (1470, 14265636), (1540, 13617198), (1617, 12968760), (1715, 12227688), (1764, 11888030), (1848, 11347665), (1960, 10699227), (1980, 10591154), (2058, 10189740), (2156, 9726570), (2205, 9510424), (2310, 9078132), (2520, 8321621), (2695, 7781256), (2744, 7642305), (2772, 7565110), (2940, 7132818), (3080, 6808599), (3087, 6793160), (3234, 6484380), (3430, 6113844), (3465, 6052088), (3528, 5944015), (3773, 5558040), (3960, 5295577), (4116, 5094870), (4312, 4863285), (4410, 4755212), (4620, 4539066), (4851, 4322920), (5145, 4075896), (5390, 3890628), (5544, 3782555), (5880, 3566409), (6174, 3396580), (6468, 3242190), (6860, 3056922), (6930, 3026044), (7546, 2779020), (8085, 2593752), (8232, 2547435), (8820, 2377606), (9240, 2269533), (9702, 2161460), (10290, 2037948), (10780, 1945314), (11319, 1852680), (12348, 1698290), (12936, 1621095), (13720, 1528461), (13860, 1513022), (15092, 1389510), (15435, 1358632), (15439, 1358280), (16170, 1296876), (17640, 1188803), (18865, 1111608), (19404, 1080730), (20580, 1018974), (21560, 972657), (22638, 926340), (24255, 864584), (24696, 849145), (27720, 756511), (30184, 694755), (30870, 679316), (30878, 679140), (32340, 648438), (33957, 617560), (37730, 555804), (38808, 540365), (41160, 509487), (45276, 463170), (46317, 452760), (48510, 432292), (56595, 370536), (61740, 339658), (61756, 339570), (64680, 324219), (67914, 308780), (75460, 277902), (77195, 271656), (90552, 231585), (92634, 226380), (97020, 216146), (108073, 194040), (113190, 185268), (123480, 169829), (123512, 169785), (135828, 154390), (138951, 150920)]