73207640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{439}}^1$

素因数の和:840

約数の個数: 64

約数和(自身を含む): 180576000

約数和(自身を除く): 107368360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 379, 439, 440, 758, 878, 1516, 1756, 1895, 2195, 3032, 3512, 3790, 4169, 4390, 4829, 7580, 8338, 8780, 9658, 15160, 16676, 17560, 19316, 20845, 24145, 33352, 38632, 41690, 48290, 83380, 96580, 166381, 166760, 193160, 332762, 665524, 831905, 1331048, 1663810, 1830191, 3327620, 3660382, 6655240, 7320764, 9150955, 14641528, 18301910, 36603820, 73207640]

約数ペア:

[(1, 73207640), (2, 36603820), (4, 18301910), (5, 14641528), (8, 9150955), (10, 7320764), (11, 6655240), (20, 3660382), (22, 3327620), (40, 1830191), (44, 1663810), (55, 1331048), (88, 831905), (110, 665524), (220, 332762), (379, 193160), (439, 166760), (440, 166381), (758, 96580), (878, 83380), (1516, 48290), (1756, 41690), (1895, 38632), (2195, 33352), (3032, 24145), (3512, 20845), (3790, 19316), (4169, 17560), (4390, 16676), (4829, 15160), (7580, 9658), (8338, 8780)]