490130040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{57527}}^1$

素因数の和:57612

約数の個数: 64

約数和(自身を含む): 1491125760

約数和(自身を除く): 1000995720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 8520, 57527, 115054, 172581, 230108, 287635, 345162, 460216, 575270, 690324, 862905, 1150540, 1380648, 1725810, 2301080, 3451620, 4084417, 6903240, 8168834, 12253251, 16337668, 20422085, 24506502, 32675336, 40844170, 49013004, 61266255, 81688340, 98026008, 122532510, 163376680, 245065020, 490130040]

約数ペア:

[(1, 490130040), (2, 245065020), (3, 163376680), (4, 122532510), (5, 98026008), (6, 81688340), (8, 61266255), (10, 49013004), (12, 40844170), (15, 32675336), (20, 24506502), (24, 20422085), (30, 16337668), (40, 12253251), (60, 8168834), (71, 6903240), (120, 4084417), (142, 3451620), (213, 2301080), (284, 1725810), (355, 1380648), (426, 1150540), (568, 862905), (710, 690324), (852, 575270), (1065, 460216), (1420, 345162), (1704, 287635), (2130, 230108), (2840, 172581), (4260, 115054), (8520, 57527)]