180817020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{757}}^1\times {\mathrm{1327}}^1$

素因数の和:2099

約数の個数: 72

約数和(自身を含む): 549616704

約数和(自身を除く): 368799684

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 757, 1327, 1514, 2271, 2654, 3028, 3785, 3981, 4542, 5308, 6635, 6813, 7570, 7962, 9084, 11355, 11943, 13270, 13626, 15140, 15924, 19905, 22710, 23886, 26540, 27252, 34065, 39810, 45420, 47772, 59715, 68130, 79620, 119430, 136260, 238860, 1004539, 2009078, 3013617, 4018156, 5022695, 6027234, 9040851, 10045390, 12054468, 15068085, 18081702, 20090780, 30136170, 36163404, 45204255, 60272340, 90408510, 180817020]

約数ペア:

[(1, 180817020), (2, 90408510), (3, 60272340), (4, 45204255), (5, 36163404), (6, 30136170), (9, 20090780), (10, 18081702), (12, 15068085), (15, 12054468), (18, 10045390), (20, 9040851), (30, 6027234), (36, 5022695), (45, 4018156), (60, 3013617), (90, 2009078), (180, 1004539), (757, 238860), (1327, 136260), (1514, 119430), (2271, 79620), (2654, 68130), (3028, 59715), (3785, 47772), (3981, 45420), (4542, 39810), (5308, 34065), (6635, 27252), (6813, 26540), (7570, 23886), (7962, 22710), (9084, 19905), (11355, 15924), (11943, 15140), (13270, 13626)]