87340820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:297

約数の個数: 96

約数和(自身を含む): 217728000

約数和(自身を除く): 130387180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 79, 106, 140, 149, 158, 212, 265, 298, 316, 371, 395, 530, 553, 596, 742, 745, 790, 1043, 1060, 1106, 1484, 1490, 1580, 1855, 2086, 2212, 2765, 2980, 3710, 4172, 4187, 5215, 5530, 7420, 7897, 8374, 10430, 11060, 11771, 15794, 16748, 20860, 20935, 23542, 29309, 31588, 39485, 41870, 47084, 55279, 58618, 58855, 78970, 82397, 83740, 110558, 117236, 117710, 146545, 157940, 164794, 221116, 235420, 276395, 293090, 329588, 411985, 552790, 586180, 623863, 823970, 1105580, 1247726, 1647940, 2495452, 3119315, 4367041, 6238630, 8734082, 12477260, 17468164, 21835205, 43670410, 87340820]

約数ペア:

[(1, 87340820), (2, 43670410), (4, 21835205), (5, 17468164), (7, 12477260), (10, 8734082), (14, 6238630), (20, 4367041), (28, 3119315), (35, 2495452), (53, 1647940), (70, 1247726), (79, 1105580), (106, 823970), (140, 623863), (149, 586180), (158, 552790), (212, 411985), (265, 329588), (298, 293090), (316, 276395), (371, 235420), (395, 221116), (530, 164794), (553, 157940), (596, 146545), (742, 117710), (745, 117236), (790, 110558), (1043, 83740), (1060, 82397), (1106, 78970), (1484, 58855), (1490, 58618), (1580, 55279), (1855, 47084), (2086, 41870), (2212, 39485), (2765, 31588), (2980, 29309), (3710, 23542), (4172, 20935), (4187, 20860), (5215, 16748), (5530, 15794), (7420, 11771), (7897, 11060), (8374, 10430)]