77646780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4271}}^1$

素因数の和:4387

約数の個数: 72

約数和(自身を含む): 237916224

約数和(自身を除く): 160269444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 606, 909, 1010, 1212, 1515, 1818, 2020, 3030, 3636, 4271, 4545, 6060, 8542, 9090, 12813, 17084, 18180, 21355, 25626, 38439, 42710, 51252, 64065, 76878, 85420, 128130, 153756, 192195, 256260, 384390, 431371, 768780, 862742, 1294113, 1725484, 2156855, 2588226, 3882339, 4313710, 5176452, 6470565, 7764678, 8627420, 12941130, 15529356, 19411695, 25882260, 38823390, 77646780]

約数ペア:

[(1, 77646780), (2, 38823390), (3, 25882260), (4, 19411695), (5, 15529356), (6, 12941130), (9, 8627420), (10, 7764678), (12, 6470565), (15, 5176452), (18, 4313710), (20, 3882339), (30, 2588226), (36, 2156855), (45, 1725484), (60, 1294113), (90, 862742), (101, 768780), (180, 431371), (202, 384390), (303, 256260), (404, 192195), (505, 153756), (606, 128130), (909, 85420), (1010, 76878), (1212, 64065), (1515, 51252), (1818, 42710), (2020, 38439), (3030, 25626), (3636, 21355), (4271, 18180), (4545, 17084), (6060, 12813), (8542, 9090)]