66406760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1993}}^1$

素因数の和:2035

約数の個数: 96

約数和(自身を含む): 184125960

約数和(自身を除く): 117719200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 85, 98, 119, 136, 140, 170, 196, 238, 245, 280, 340, 392, 476, 490, 595, 680, 833, 952, 980, 1190, 1666, 1960, 1993, 2380, 3332, 3986, 4165, 4760, 6664, 7972, 8330, 9965, 13951, 15944, 16660, 19930, 27902, 33320, 33881, 39860, 55804, 67762, 69755, 79720, 97657, 111608, 135524, 139510, 169405, 195314, 237167, 271048, 279020, 338810, 390628, 474334, 488285, 558040, 677620, 781256, 948668, 976570, 1185835, 1355240, 1660169, 1897336, 1953140, 2371670, 3320338, 3906280, 4743340, 6640676, 8300845, 9486680, 13281352, 16601690, 33203380, 66406760]

約数ペア:

[(1, 66406760), (2, 33203380), (4, 16601690), (5, 13281352), (7, 9486680), (8, 8300845), (10, 6640676), (14, 4743340), (17, 3906280), (20, 3320338), (28, 2371670), (34, 1953140), (35, 1897336), (40, 1660169), (49, 1355240), (56, 1185835), (68, 976570), (70, 948668), (85, 781256), (98, 677620), (119, 558040), (136, 488285), (140, 474334), (170, 390628), (196, 338810), (238, 279020), (245, 271048), (280, 237167), (340, 195314), (392, 169405), (476, 139510), (490, 135524), (595, 111608), (680, 97657), (833, 79720), (952, 69755), (980, 67762), (1190, 55804), (1666, 39860), (1960, 33881), (1993, 33320), (2380, 27902), (3332, 19930), (3986, 16660), (4165, 15944), (4760, 13951), (6664, 9965), (7972, 8330)]