42407860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:106

約数の個数: 144

約数和(自身を含む): 111404160

約数和(自身を除く): 68996300

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 23, 29, 34, 44, 46, 55, 58, 68, 85, 92, 110, 115, 116, 145, 170, 187, 220, 230, 253, 289, 290, 319, 340, 374, 391, 460, 493, 506, 578, 580, 638, 667, 748, 782, 935, 986, 1012, 1156, 1265, 1276, 1334, 1445, 1564, 1595, 1870, 1955, 1972, 2465, 2530, 2668, 2890, 3179, 3190, 3335, 3740, 3910, 4301, 4930, 5060, 5423, 5780, 6358, 6380, 6647, 6670, 7337, 7820, 8381, 8602, 9860, 10846, 11339, 12716, 13294, 13340, 14674, 15895, 16762, 17204, 21505, 21692, 22678, 26588, 27115, 29348, 31790, 33235, 33524, 36685, 41905, 43010, 45356, 54230, 56695, 63580, 66470, 73117, 73370, 83810, 86020, 92191, 108460, 113390, 124729, 132940, 146234, 146740, 167620, 184382, 192763, 226780, 249458, 292468, 365585, 368764, 385526, 460955, 498916, 623645, 731170, 771052, 921910, 963815, 1247290, 1462340, 1843820, 1927630, 2120393, 2494580, 3855260, 4240786, 8481572, 10601965, 21203930, 42407860]

約数ペア:

[(1, 42407860), (2, 21203930), (4, 10601965), (5, 8481572), (10, 4240786), (11, 3855260), (17, 2494580), (20, 2120393), (22, 1927630), (23, 1843820), (29, 1462340), (34, 1247290), (44, 963815), (46, 921910), (55, 771052), (58, 731170), (68, 623645), (85, 498916), (92, 460955), (110, 385526), (115, 368764), (116, 365585), (145, 292468), (170, 249458), (187, 226780), (220, 192763), (230, 184382), (253, 167620), (289, 146740), (290, 146234), (319, 132940), (340, 124729), (374, 113390), (391, 108460), (460, 92191), (493, 86020), (506, 83810), (578, 73370), (580, 73117), (638, 66470), (667, 63580), (748, 56695), (782, 54230), (935, 45356), (986, 43010), (1012, 41905), (1156, 36685), (1265, 33524), (1276, 33235), (1334, 31790), (1445, 29348), (1564, 27115), (1595, 26588), (1870, 22678), (1955, 21692), (1972, 21505), (2465, 17204), (2530, 16762), (2668, 15895), (2890, 14674), (3179, 13340), (3190, 13294), (3335, 12716), (3740, 11339), (3910, 10846), (4301, 9860), (4930, 8602), (5060, 8381), (5423, 7820), (5780, 7337), (6358, 6670), (6380, 6647)]