261206160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{15329}}^1$

素因数の和:15416

約数の個数: 80

約数和(自身を含む): 821197440

約数和(自身を除く): 559991280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1136, 1420, 1704, 2130, 2840, 3408, 4260, 5680, 8520, 15329, 17040, 30658, 45987, 61316, 76645, 91974, 122632, 153290, 183948, 229935, 245264, 306580, 367896, 459870, 613160, 735792, 919740, 1088359, 1226320, 1839480, 2176718, 3265077, 3678960, 4353436, 5441795, 6530154, 8706872, 10883590, 13060308, 16325385, 17413744, 21767180, 26120616, 32650770, 43534360, 52241232, 65301540, 87068720, 130603080, 261206160]

約数ペア:

[(1, 261206160), (2, 130603080), (3, 87068720), (4, 65301540), (5, 52241232), (6, 43534360), (8, 32650770), (10, 26120616), (12, 21767180), (15, 17413744), (16, 16325385), (20, 13060308), (24, 10883590), (30, 8706872), (40, 6530154), (48, 5441795), (60, 4353436), (71, 3678960), (80, 3265077), (120, 2176718), (142, 1839480), (213, 1226320), (240, 1088359), (284, 919740), (355, 735792), (426, 613160), (568, 459870), (710, 367896), (852, 306580), (1065, 245264), (1136, 229935), (1420, 183948), (1704, 153290), (2130, 122632), (2840, 91974), (3408, 76645), (4260, 61316), (5680, 45987), (8520, 30658), (15329, 17040)]