68891940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{499}}^1$

素因数の和:586

約数の個数: 144

約数和(自身を含む): 229320000

約数和(自身を除く): 160428060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 59, 60, 65, 78, 90, 117, 118, 130, 156, 177, 180, 195, 234, 236, 260, 295, 354, 390, 468, 499, 531, 585, 590, 708, 767, 780, 885, 998, 1062, 1170, 1180, 1497, 1534, 1770, 1996, 2124, 2301, 2340, 2495, 2655, 2994, 3068, 3540, 3835, 4491, 4602, 4990, 5310, 5988, 6487, 6903, 7485, 7670, 8982, 9204, 9980, 10620, 11505, 12974, 13806, 14970, 15340, 17964, 19461, 22455, 23010, 25948, 27612, 29441, 29940, 32435, 34515, 38922, 44910, 46020, 58383, 58882, 64870, 69030, 77844, 88323, 89820, 97305, 116766, 117764, 129740, 138060, 147205, 176646, 194610, 233532, 264969, 291915, 294410, 353292, 382733, 389220, 441615, 529938, 583830, 588820, 765466, 883230, 1059876, 1148199, 1167660, 1324845, 1530932, 1766460, 1913665, 2296398, 2649690, 3444597, 3827330, 4592796, 5299380, 5740995, 6889194, 7654660, 11481990, 13778388, 17222985, 22963980, 34445970, 68891940]

約数ペア:

[(1, 68891940), (2, 34445970), (3, 22963980), (4, 17222985), (5, 13778388), (6, 11481990), (9, 7654660), (10, 6889194), (12, 5740995), (13, 5299380), (15, 4592796), (18, 3827330), (20, 3444597), (26, 2649690), (30, 2296398), (36, 1913665), (39, 1766460), (45, 1530932), (52, 1324845), (59, 1167660), (60, 1148199), (65, 1059876), (78, 883230), (90, 765466), (117, 588820), (118, 583830), (130, 529938), (156, 441615), (177, 389220), (180, 382733), (195, 353292), (234, 294410), (236, 291915), (260, 264969), (295, 233532), (354, 194610), (390, 176646), (468, 147205), (499, 138060), (531, 129740), (585, 117764), (590, 116766), (708, 97305), (767, 89820), (780, 88323), (885, 77844), (998, 69030), (1062, 64870), (1170, 58882), (1180, 58383), (1497, 46020), (1534, 44910), (1770, 38922), (1996, 34515), (2124, 32435), (2301, 29940), (2340, 29441), (2495, 27612), (2655, 25948), (2994, 23010), (3068, 22455), (3540, 19461), (3835, 17964), (4491, 15340), (4602, 14970), (4990, 13806), (5310, 12974), (5988, 11505), (6487, 10620), (6903, 9980), (7485, 9204), (7670, 8982)]