8240970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 20715264

約数和(自身を除く): 12474294

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 71, 73, 106, 142, 146, 159, 213, 219, 265, 318, 355, 365, 426, 438, 530, 710, 730, 795, 1065, 1095, 1590, 2130, 2190, 3763, 3869, 5183, 7526, 7738, 10366, 11289, 11607, 15549, 18815, 19345, 22578, 23214, 25915, 31098, 37630, 38690, 51830, 56445, 58035, 77745, 112890, 116070, 155490, 274699, 549398, 824097, 1373495, 1648194, 2746990, 4120485, 8240970]

約数ペア:

[(1, 8240970), (2, 4120485), (3, 2746990), (5, 1648194), (6, 1373495), (10, 824097), (15, 549398), (30, 274699), (53, 155490), (71, 116070), (73, 112890), (106, 77745), (142, 58035), (146, 56445), (159, 51830), (213, 38690), (219, 37630), (265, 31098), (318, 25915), (355, 23214), (365, 22578), (426, 19345), (438, 18815), (530, 15549), (710, 11607), (730, 11289), (795, 10366), (1065, 7738), (1095, 7526), (1590, 5183), (2130, 3869), (2190, 3763)]