15805580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:291

約数の個数: 96

約数和(自身を含む): 41731200

約数和(自身を除く): 25925620

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 29, 34, 35, 58, 68, 70, 85, 116, 119, 140, 145, 170, 203, 229, 238, 290, 340, 406, 458, 476, 493, 580, 595, 812, 916, 986, 1015, 1145, 1190, 1603, 1972, 2030, 2290, 2380, 2465, 3206, 3451, 3893, 4060, 4580, 4930, 6412, 6641, 6902, 7786, 8015, 9860, 13282, 13804, 15572, 16030, 17255, 19465, 26564, 27251, 32060, 33205, 34510, 38930, 46487, 54502, 66410, 69020, 77860, 92974, 109004, 112897, 132820, 136255, 185948, 225794, 232435, 272510, 451588, 464870, 545020, 564485, 790279, 929740, 1128970, 1580558, 2257940, 3161116, 3951395, 7902790, 15805580]

約数ペア:

[(1, 15805580), (2, 7902790), (4, 3951395), (5, 3161116), (7, 2257940), (10, 1580558), (14, 1128970), (17, 929740), (20, 790279), (28, 564485), (29, 545020), (34, 464870), (35, 451588), (58, 272510), (68, 232435), (70, 225794), (85, 185948), (116, 136255), (119, 132820), (140, 112897), (145, 109004), (170, 92974), (203, 77860), (229, 69020), (238, 66410), (290, 54502), (340, 46487), (406, 38930), (458, 34510), (476, 33205), (493, 32060), (580, 27251), (595, 26564), (812, 19465), (916, 17255), (986, 16030), (1015, 15572), (1145, 13804), (1190, 13282), (1603, 9860), (1972, 8015), (2030, 7786), (2290, 6902), (2380, 6641), (2465, 6412), (3206, 4930), (3451, 4580), (3893, 4060)]