207911520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{144383}}^1$

素因数の和:144404

約数の個数: 72

約数和(自身を含む): 709502976

約数和(自身を除く): 501591456

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 144383, 288766, 433149, 577532, 721915, 866298, 1155064, 1299447, 1443830, 1732596, 2165745, 2310128, 2598894, 2887660, 3465192, 4331490, 4620256, 5197788, 5775320, 6497235, 6930384, 8662980, 10395576, 11550640, 12994470, 13860768, 17325960, 20791152, 23101280, 25988940, 34651920, 41582304, 51977880, 69303840, 103955760, 207911520]

約数ペア:

[(1, 207911520), (2, 103955760), (3, 69303840), (4, 51977880), (5, 41582304), (6, 34651920), (8, 25988940), (9, 23101280), (10, 20791152), (12, 17325960), (15, 13860768), (16, 12994470), (18, 11550640), (20, 10395576), (24, 8662980), (30, 6930384), (32, 6497235), (36, 5775320), (40, 5197788), (45, 4620256), (48, 4331490), (60, 3465192), (72, 2887660), (80, 2598894), (90, 2310128), (96, 2165745), (120, 1732596), (144, 1443830), (160, 1299447), (180, 1155064), (240, 866298), (288, 721915), (360, 577532), (480, 433149), (720, 288766), (1440, 144383)]