204900840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{63241}}^1$

素因数の和:63264

約数の個数: 80

約数和(自身を含む): 688705380

約数和(自身を除く): 483804540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 63241, 126482, 189723, 252964, 316205, 379446, 505928, 569169, 632410, 758892, 948615, 1138338, 1264820, 1517784, 1707507, 1897230, 2276676, 2529640, 2845845, 3415014, 3794460, 4553352, 5122521, 5691690, 6830028, 7588920, 8537535, 10245042, 11383380, 13660056, 17075070, 20490084, 22766760, 25612605, 34150140, 40980168, 51225210, 68300280, 102450420, 204900840]

約数ペア:

[(1, 204900840), (2, 102450420), (3, 68300280), (4, 51225210), (5, 40980168), (6, 34150140), (8, 25612605), (9, 22766760), (10, 20490084), (12, 17075070), (15, 13660056), (18, 11383380), (20, 10245042), (24, 8537535), (27, 7588920), (30, 6830028), (36, 5691690), (40, 5122521), (45, 4553352), (54, 3794460), (60, 3415014), (72, 2845845), (81, 2529640), (90, 2276676), (108, 1897230), (120, 1707507), (135, 1517784), (162, 1264820), (180, 1138338), (216, 948615), (270, 758892), (324, 632410), (360, 569169), (405, 505928), (540, 379446), (648, 316205), (810, 252964), (1080, 189723), (1620, 126482), (3240, 63241)]