121655240

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{8867}}^1$

素因数の和:8899

約数の個数: 64

約数和(自身を含む): 319248000

約数和(自身を除く): 197592760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 6860, 8867, 13720, 17734, 35468, 44335, 62069, 70936, 88670, 124138, 177340, 248276, 310345, 354680, 434483, 496552, 620690, 868966, 1241380, 1737932, 2172415, 2482760, 3041381, 3475864, 4344830, 6082762, 8689660, 12165524, 15206905, 17379320, 24331048, 30413810, 60827620, 121655240]

約数ペア:

[(1, 121655240), (2, 60827620), (4, 30413810), (5, 24331048), (7, 17379320), (8, 15206905), (10, 12165524), (14, 8689660), (20, 6082762), (28, 4344830), (35, 3475864), (40, 3041381), (49, 2482760), (56, 2172415), (70, 1737932), (98, 1241380), (140, 868966), (196, 620690), (245, 496552), (280, 434483), (343, 354680), (392, 310345), (490, 248276), (686, 177340), (980, 124138), (1372, 88670), (1715, 70936), (1960, 62069), (2744, 44335), (3430, 35468), (6860, 17734), (8867, 13720)]