1256333640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{147457}}^1$

素因数の和:147542

約数の個数: 64

約数和(自身を含む): 3822111360

約数和(自身を除く): 2565777720

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, 147457, 294914, 442371, 589828, 737285, 884742, 1179656, 1474570, 1769484, 2211855, 2949140, 3538968, 4423710, 5898280, 8847420, 10469447, 17694840, 20938894, 31408341, 41877788, 52347235, 62816682, 83755576, 104694470, 125633364, 157041705, 209388940, 251266728, 314083410, 418777880, 628166820, 1256333640]

約数ペア:

[(1, 1256333640), (2, 628166820), (3, 418777880), (4, 314083410), (5, 251266728), (6, 209388940), (8, 157041705), (10, 125633364), (12, 104694470), (15, 83755576), (20, 62816682), (24, 52347235), (30, 41877788), (40, 31408341), (60, 20938894), (71, 17694840), (120, 10469447), (142, 8847420), (213, 5898280), (284, 4423710), (355, 3538968), (426, 2949140), (568, 2211855), (710, 1769484), (852, 1474570), (1065, 1179656), (1420, 884742), (1704, 737285), (2130, 589828), (2840, 442371), (4260, 294914), (8520, 147457)]