72307840

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10271}}^1$

素因数の和:10301

約数の個数: 64

約数和(自身を含む): 188593920

約数和(自身を除く): 116286080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 10271, 20542, 41084, 51355, 82168, 102710, 112981, 164336, 205420, 225962, 328672, 410840, 451924, 564905, 657344, 821680, 903848, 1129810, 1314688, 1643360, 1807696, 2259620, 3286720, 3615392, 4519240, 6573440, 7230784, 9038480, 14461568, 18076960, 36153920, 72307840]

約数ペア:

[(1, 72307840), (2, 36153920), (4, 18076960), (5, 14461568), (8, 9038480), (10, 7230784), (11, 6573440), (16, 4519240), (20, 3615392), (22, 3286720), (32, 2259620), (40, 1807696), (44, 1643360), (55, 1314688), (64, 1129810), (80, 903848), (88, 821680), (110, 657344), (128, 564905), (160, 451924), (176, 410840), (220, 328672), (320, 225962), (352, 205420), (440, 164336), (640, 112981), (704, 102710), (880, 82168), (1408, 51355), (1760, 41084), (3520, 20542), (7040, 10271)]