64180260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2393}}^1$

素因数の和:2557

約数の個数: 72

約数和(自身を含む): 196068600

約数和(自身を除く): 131888340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 298, 447, 596, 745, 894, 1341, 1490, 1788, 2235, 2393, 2682, 2980, 4470, 4786, 5364, 6705, 7179, 8940, 9572, 11965, 13410, 14358, 21537, 23930, 26820, 28716, 35895, 43074, 47860, 71790, 86148, 107685, 143580, 215370, 356557, 430740, 713114, 1069671, 1426228, 1782785, 2139342, 3209013, 3565570, 4278684, 5348355, 6418026, 7131140, 10696710, 12836052, 16045065, 21393420, 32090130, 64180260]

約数ペア:

[(1, 64180260), (2, 32090130), (3, 21393420), (4, 16045065), (5, 12836052), (6, 10696710), (9, 7131140), (10, 6418026), (12, 5348355), (15, 4278684), (18, 3565570), (20, 3209013), (30, 2139342), (36, 1782785), (45, 1426228), (60, 1069671), (90, 713114), (149, 430740), (180, 356557), (298, 215370), (447, 143580), (596, 107685), (745, 86148), (894, 71790), (1341, 47860), (1490, 43074), (1788, 35895), (2235, 28716), (2393, 26820), (2682, 23930), (2980, 21537), (4470, 14358), (4786, 13410), (5364, 11965), (6705, 9572), (7179, 8940)]