263669940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{8093}}^1$

素因数の和:8289

約数の個数: 72

約数和(自身を含む): 804316968

約数和(自身を除く): 540647028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 181, 362, 543, 724, 905, 1086, 1629, 1810, 2172, 2715, 3258, 3620, 5430, 6516, 8093, 8145, 10860, 16186, 16290, 24279, 32372, 32580, 40465, 48558, 72837, 80930, 97116, 121395, 145674, 161860, 242790, 291348, 364185, 485580, 728370, 1456740, 1464833, 2929666, 4394499, 5859332, 7324165, 8788998, 13183497, 14648330, 17577996, 21972495, 26366994, 29296660, 43944990, 52733988, 65917485, 87889980, 131834970, 263669940]

約数ペア:

[(1, 263669940), (2, 131834970), (3, 87889980), (4, 65917485), (5, 52733988), (6, 43944990), (9, 29296660), (10, 26366994), (12, 21972495), (15, 17577996), (18, 14648330), (20, 13183497), (30, 8788998), (36, 7324165), (45, 5859332), (60, 4394499), (90, 2929666), (180, 1464833), (181, 1456740), (362, 728370), (543, 485580), (724, 364185), (905, 291348), (1086, 242790), (1629, 161860), (1810, 145674), (2172, 121395), (2715, 97116), (3258, 80930), (3620, 72837), (5430, 48558), (6516, 40465), (8093, 32580), (8145, 32372), (10860, 24279), (16186, 16290)]