63811980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1471}}^1$

素因数の和:1727

約数の個数: 72

約数和(自身を含む): 194498304

約数和(自身を除く): 130686324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 241, 482, 723, 964, 1205, 1446, 1471, 2169, 2410, 2892, 2942, 3615, 4338, 4413, 4820, 5884, 7230, 7355, 8676, 8826, 10845, 13239, 14460, 14710, 17652, 21690, 22065, 26478, 29420, 43380, 44130, 52956, 66195, 88260, 132390, 264780, 354511, 709022, 1063533, 1418044, 1772555, 2127066, 3190599, 3545110, 4254132, 5317665, 6381198, 7090220, 10635330, 12762396, 15952995, 21270660, 31905990, 63811980]

約数ペア:

[(1, 63811980), (2, 31905990), (3, 21270660), (4, 15952995), (5, 12762396), (6, 10635330), (9, 7090220), (10, 6381198), (12, 5317665), (15, 4254132), (18, 3545110), (20, 3190599), (30, 2127066), (36, 1772555), (45, 1418044), (60, 1063533), (90, 709022), (180, 354511), (241, 264780), (482, 132390), (723, 88260), (964, 66195), (1205, 52956), (1446, 44130), (1471, 43380), (2169, 29420), (2410, 26478), (2892, 22065), (2942, 21690), (3615, 17652), (4338, 14710), (4413, 14460), (4820, 13239), (5884, 10845), (7230, 8826), (7355, 8676)]