309702060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{719}}^1\times {\mathrm{2393}}^1$

素因数の和:3127

約数の個数: 72

約数和(自身を含む): 941129280

約数和(自身を除く): 631427220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 719, 1438, 2157, 2393, 2876, 3595, 4314, 4786, 6471, 7179, 7190, 8628, 9572, 10785, 11965, 12942, 14358, 14380, 21537, 21570, 23930, 25884, 28716, 32355, 35895, 43074, 43140, 47860, 64710, 71790, 86148, 107685, 129420, 143580, 215370, 430740, 1720567, 3441134, 5161701, 6882268, 8602835, 10323402, 15485103, 17205670, 20646804, 25808505, 30970206, 34411340, 51617010, 61940412, 77425515, 103234020, 154851030, 309702060]

約数ペア:

[(1, 309702060), (2, 154851030), (3, 103234020), (4, 77425515), (5, 61940412), (6, 51617010), (9, 34411340), (10, 30970206), (12, 25808505), (15, 20646804), (18, 17205670), (20, 15485103), (30, 10323402), (36, 8602835), (45, 6882268), (60, 5161701), (90, 3441134), (180, 1720567), (719, 430740), (1438, 215370), (2157, 143580), (2393, 129420), (2876, 107685), (3595, 86148), (4314, 71790), (4786, 64710), (6471, 47860), (7179, 43140), (7190, 43074), (8628, 35895), (9572, 32355), (10785, 28716), (11965, 25884), (12942, 23930), (14358, 21570), (14380, 21537)]