15525570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 39004416

約数和(自身を除く): 23478846

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 71, 74, 111, 142, 185, 197, 213, 222, 355, 370, 394, 426, 555, 591, 710, 985, 1065, 1110, 1182, 1970, 2130, 2627, 2955, 5254, 5910, 7289, 7881, 13135, 13987, 14578, 15762, 21867, 26270, 27974, 36445, 39405, 41961, 43734, 69935, 72890, 78810, 83922, 109335, 139870, 209805, 218670, 419610, 517519, 1035038, 1552557, 2587595, 3105114, 5175190, 7762785, 15525570]

約数ペア:

[(1, 15525570), (2, 7762785), (3, 5175190), (5, 3105114), (6, 2587595), (10, 1552557), (15, 1035038), (30, 517519), (37, 419610), (71, 218670), (74, 209805), (111, 139870), (142, 109335), (185, 83922), (197, 78810), (213, 72890), (222, 69935), (355, 43734), (370, 41961), (394, 39405), (426, 36445), (555, 27974), (591, 26270), (710, 21867), (985, 15762), (1065, 14578), (1110, 13987), (1182, 13135), (1970, 7881), (2130, 7289), (2627, 5910), (2955, 5254)]