8415870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 21150720

約数和(自身を除く): 12734850

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 67, 79, 106, 134, 158, 159, 201, 237, 265, 318, 335, 395, 402, 474, 530, 670, 790, 795, 1005, 1185, 1590, 2010, 2370, 3551, 4187, 5293, 7102, 8374, 10586, 10653, 12561, 15879, 17755, 20935, 21306, 25122, 26465, 31758, 35510, 41870, 52930, 53265, 62805, 79395, 106530, 125610, 158790, 280529, 561058, 841587, 1402645, 1683174, 2805290, 4207935, 8415870]

約数ペア:

[(1, 8415870), (2, 4207935), (3, 2805290), (5, 1683174), (6, 1402645), (10, 841587), (15, 561058), (30, 280529), (53, 158790), (67, 125610), (79, 106530), (106, 79395), (134, 62805), (158, 53265), (159, 52930), (201, 41870), (237, 35510), (265, 31758), (318, 26465), (335, 25122), (395, 21306), (402, 20935), (474, 17755), (530, 15879), (670, 12561), (790, 10653), (795, 10586), (1005, 8374), (1185, 7102), (1590, 5293), (2010, 4187), (2370, 3551)]