245212920

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{75683}}^1$

素因数の和:75706

約数の個数: 80

約数和(自身を含む): 824198760

約数和(自身を除く): 578985840

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, 75683, 151366, 227049, 302732, 378415, 454098, 605464, 681147, 756830, 908196, 1135245, 1362294, 1513660, 1816392, 2043441, 2270490, 2724588, 3027320, 3405735, 4086882, 4540980, 5449176, 6130323, 6811470, 8173764, 9081960, 10217205, 12260646, 13622940, 16347528, 20434410, 24521292, 27245880, 30651615, 40868820, 49042584, 61303230, 81737640, 122606460, 245212920]

約数ペア:

[(1, 245212920), (2, 122606460), (3, 81737640), (4, 61303230), (5, 49042584), (6, 40868820), (8, 30651615), (9, 27245880), (10, 24521292), (12, 20434410), (15, 16347528), (18, 13622940), (20, 12260646), (24, 10217205), (27, 9081960), (30, 8173764), (36, 6811470), (40, 6130323), (45, 5449176), (54, 4540980), (60, 4086882), (72, 3405735), (81, 3027320), (90, 2724588), (108, 2270490), (120, 2043441), (135, 1816392), (162, 1513660), (180, 1362294), (216, 1135245), (270, 908196), (324, 756830), (360, 681147), (405, 605464), (540, 454098), (648, 378415), (810, 302732), (1080, 227049), (1620, 151366), (3240, 75683)]