128251560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{15053}}^1$

素因数の和:15138

約数の個数: 64

約数和(自身を含む): 390199680

約数和(自身を除く): 261948120

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, 15053, 30106, 45159, 60212, 75265, 90318, 120424, 150530, 180636, 225795, 301060, 361272, 451590, 602120, 903180, 1068763, 1806360, 2137526, 3206289, 4275052, 5343815, 6412578, 8550104, 10687630, 12825156, 16031445, 21375260, 25650312, 32062890, 42750520, 64125780, 128251560]

約数ペア:

[(1, 128251560), (2, 64125780), (3, 42750520), (4, 32062890), (5, 25650312), (6, 21375260), (8, 16031445), (10, 12825156), (12, 10687630), (15, 8550104), (20, 6412578), (24, 5343815), (30, 4275052), (40, 3206289), (60, 2137526), (71, 1806360), (120, 1068763), (142, 903180), (213, 602120), (284, 451590), (355, 361272), (426, 301060), (568, 225795), (710, 180636), (852, 150530), (1065, 120424), (1420, 90318), (1704, 75265), (2130, 60212), (2840, 45159), (4260, 30106), (8520, 15053)]