628801940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1\times {\mathrm{229}}^1$

素因数の和:489

約数の個数: 96

約数和(自身を含む): 1460592000

約数和(自身を除く): 831790060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 179, 229, 236, 260, 295, 358, 458, 590, 716, 767, 895, 916, 1145, 1180, 1534, 1790, 2290, 2327, 2977, 3068, 3580, 3835, 4580, 4654, 5954, 7670, 9308, 10561, 11635, 11908, 13511, 14885, 15340, 21122, 23270, 27022, 29770, 40991, 42244, 46540, 52805, 54044, 59540, 67555, 81982, 105610, 135110, 137293, 163964, 175643, 204955, 211220, 270220, 274586, 351286, 409910, 532883, 549172, 686465, 702572, 819820, 878215, 1065766, 1372930, 1756430, 2131532, 2418469, 2664415, 2745860, 3512860, 4836938, 5328830, 9673876, 10657660, 12092345, 24184690, 31440097, 48369380, 62880194, 125760388, 157200485, 314400970, 628801940]

約数ペア:

[(1, 628801940), (2, 314400970), (4, 157200485), (5, 125760388), (10, 62880194), (13, 48369380), (20, 31440097), (26, 24184690), (52, 12092345), (59, 10657660), (65, 9673876), (118, 5328830), (130, 4836938), (179, 3512860), (229, 2745860), (236, 2664415), (260, 2418469), (295, 2131532), (358, 1756430), (458, 1372930), (590, 1065766), (716, 878215), (767, 819820), (895, 702572), (916, 686465), (1145, 549172), (1180, 532883), (1534, 409910), (1790, 351286), (2290, 274586), (2327, 270220), (2977, 211220), (3068, 204955), (3580, 175643), (3835, 163964), (4580, 137293), (4654, 135110), (5954, 105610), (7670, 81982), (9308, 67555), (10561, 59540), (11635, 54044), (11908, 52805), (13511, 46540), (14885, 42244), (15340, 40991), (21122, 29770), (23270, 27022)]