257870340

素因数分解:

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

素因数の和:228

約数の個数: 324

約数和(自身を含む): 990986724

約数和(自身を除く): 733116384

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 49, 52, 60, 63, 65, 70, 78, 84, 90, 91, 98, 105, 117, 126, 130, 140, 147, 156, 169, 173, 180, 182, 195, 196, 210, 234, 245, 252, 260, 273, 294, 315, 338, 346, 364, 390, 420, 441, 455, 468, 490, 507, 519, 546, 585, 588, 630, 637, 676, 692, 735, 780, 819, 845, 865, 882, 910, 980, 1014, 1038, 1092, 1170, 1183, 1211, 1260, 1274, 1365, 1470, 1521, 1557, 1638, 1690, 1730, 1764, 1820, 1911, 2028, 2076, 2205, 2249, 2340, 2366, 2422, 2535, 2548, 2595, 2730, 2940, 3042, 3114, 3185, 3276, 3380, 3460, 3549, 3633, 3822, 4095, 4410, 4498, 4732, 4844, 5070, 5190, 5460, 5733, 5915, 6055, 6084, 6228, 6370, 6747, 7098, 7266, 7605, 7644, 7785, 8190, 8281, 8477, 8820, 8996, 9555, 10140, 10380, 10647, 10899, 11245, 11466, 11830, 12110, 12740, 13494, 14196, 14532, 15210, 15570, 15743, 16380, 16562, 16954, 17745, 18165, 19110, 20241, 21294, 21798, 22490, 22932, 23660, 24220, 24843, 25431, 26988, 28665, 29237, 30420, 31140, 31486, 33124, 33735, 33908, 35490, 36330, 38220, 40482, 41405, 42385, 42588, 43596, 44980, 47229, 49686, 50862, 53235, 54495, 57330, 58474, 62972, 67470, 70980, 72660, 74529, 76293, 78715, 80964, 82810, 84770, 87711, 94458, 99372, 101205, 101724, 106470, 108990, 110201, 114660, 116948, 124215, 127155, 134940, 141687, 146185, 149058, 152586, 157430, 165620, 169540, 175422, 188916, 202410, 204659, 212940, 217980, 220402, 236145, 248430, 254310, 263133, 283374, 292370, 298116, 305172, 314860, 330603, 350844, 372645, 381465, 404820, 409318, 438555, 440804, 472290, 496860, 508620, 526266, 551005, 566748, 584740, 613977, 661206, 708435, 745290, 762930, 818636, 877110, 944580, 991809, 1023295, 1052532, 1102010, 1227954, 1315665, 1322412, 1416870, 1432613, 1490580, 1525860, 1653015, 1754220, 1841931, 1983618, 2046590, 2204020, 2455908, 2631330, 2833740, 2865226, 3069885, 3306030, 3683862, 3967236, 4093180, 4297839, 4959045, 5262660, 5730452, 6139770, 6612060, 7163065, 7367724, 8595678, 9209655, 9918090, 12279540, 12893517, 14326130, 17191356, 18419310, 19836180, 21489195, 25787034, 28652260, 36838620, 42978390, 51574068, 64467585, 85956780, 128935170, 257870340]

約数ペア:

[(1, 257870340), (2, 128935170), (3, 85956780), (4, 64467585), (5, 51574068), (6, 42978390), (7, 36838620), (9, 28652260), (10, 25787034), (12, 21489195), (13, 19836180), (14, 18419310), (15, 17191356), (18, 14326130), (20, 12893517), (21, 12279540), (26, 9918090), (28, 9209655), (30, 8595678), (35, 7367724), (36, 7163065), (39, 6612060), (42, 6139770), (45, 5730452), (49, 5262660), (52, 4959045), (60, 4297839), (63, 4093180), (65, 3967236), (70, 3683862), (78, 3306030), (84, 3069885), (90, 2865226), (91, 2833740), (98, 2631330), (105, 2455908), (117, 2204020), (126, 2046590), (130, 1983618), (140, 1841931), (147, 1754220), (156, 1653015), (169, 1525860), (173, 1490580), (180, 1432613), (182, 1416870), (195, 1322412), (196, 1315665), (210, 1227954), (234, 1102010), (245, 1052532), (252, 1023295), (260, 991809), (273, 944580), (294, 877110), (315, 818636), (338, 762930), (346, 745290), (364, 708435), (390, 661206), (420, 613977), (441, 584740), (455, 566748), (468, 551005), (490, 526266), (507, 508620), (519, 496860), (546, 472290), (585, 440804), (588, 438555), (630, 409318), (637, 404820), (676, 381465), (692, 372645), (735, 350844), (780, 330603), (819, 314860), (845, 305172), (865, 298116), (882, 292370), (910, 283374), (980, 263133), (1014, 254310), (1038, 248430), (1092, 236145), (1170, 220402), (1183, 217980), (1211, 212940), (1260, 204659), (1274, 202410), (1365, 188916), (1470, 175422), (1521, 169540), (1557, 165620), (1638, 157430), (1690, 152586), (1730, 149058), (1764, 146185), (1820, 141687), (1911, 134940), (2028, 127155), (2076, 124215), (2205, 116948), (2249, 114660), (2340, 110201), (2366, 108990), (2422, 106470), (2535, 101724), (2548, 101205), (2595, 99372), (2730, 94458), (2940, 87711), (3042, 84770), (3114, 82810), (3185, 80964), (3276, 78715), (3380, 76293), (3460, 74529), (3549, 72660), (3633, 70980), (3822, 67470), (4095, 62972), (4410, 58474), (4498, 57330), (4732, 54495), (4844, 53235), (5070, 50862), (5190, 49686), (5460, 47229), (5733, 44980), (5915, 43596), (6055, 42588), (6084, 42385), (6228, 41405), (6370, 40482), (6747, 38220), (7098, 36330), (7266, 35490), (7605, 33908), (7644, 33735), (7785, 33124), (8190, 31486), (8281, 31140), (8477, 30420), (8820, 29237), (8996, 28665), (9555, 26988), (10140, 25431), (10380, 24843), (10647, 24220), (10899, 23660), (11245, 22932), (11466, 22490), (11830, 21798), (12110, 21294), (12740, 20241), (13494, 19110), (14196, 18165), (14532, 17745), (15210, 16954), (15570, 16562), (15743, 16380)]