1640790810

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{99623}}^1$

素因数の和:99700

約数の個数: 64

約数和(自身を含む): 4447215360

約数和(自身を除く): 2806424550

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 61, 90, 122, 135, 183, 270, 305, 366, 549, 610, 915, 1098, 1647, 1830, 2745, 3294, 5490, 8235, 16470, 99623, 199246, 298869, 498115, 597738, 896607, 996230, 1494345, 1793214, 2689821, 2988690, 4483035, 5379642, 6077003, 8966070, 12154006, 13449105, 18231009, 26898210, 30385015, 36462018, 54693027, 60770030, 91155045, 109386054, 164079081, 182310090, 273465135, 328158162, 546930270, 820395405, 1640790810]

約数ペア:

[(1, 1640790810), (2, 820395405), (3, 546930270), (5, 328158162), (6, 273465135), (9, 182310090), (10, 164079081), (15, 109386054), (18, 91155045), (27, 60770030), (30, 54693027), (45, 36462018), (54, 30385015), (61, 26898210), (90, 18231009), (122, 13449105), (135, 12154006), (183, 8966070), (270, 6077003), (305, 5379642), (366, 4483035), (549, 2988690), (610, 2689821), (915, 1793214), (1098, 1494345), (1647, 996230), (1830, 896607), (2745, 597738), (3294, 498115), (5490, 298869), (8235, 199246), (16470, 99623)]