491740380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{733}}^1\times {\mathrm{3727}}^1$

素因数の和:4475

約数の個数: 72

約数和(自身を含む): 1494048192

約数和(自身を除く): 1002307812

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 733, 1466, 2199, 2932, 3665, 3727, 4398, 6597, 7330, 7454, 8796, 10995, 11181, 13194, 14660, 14908, 18635, 21990, 22362, 26388, 32985, 33543, 37270, 43980, 44724, 55905, 65970, 67086, 74540, 111810, 131940, 134172, 167715, 223620, 335430, 670860, 2731891, 5463782, 8195673, 10927564, 13659455, 16391346, 24587019, 27318910, 32782692, 40978365, 49174038, 54637820, 81956730, 98348076, 122935095, 163913460, 245870190, 491740380]

約数ペア:

[(1, 491740380), (2, 245870190), (3, 163913460), (4, 122935095), (5, 98348076), (6, 81956730), (9, 54637820), (10, 49174038), (12, 40978365), (15, 32782692), (18, 27318910), (20, 24587019), (30, 16391346), (36, 13659455), (45, 10927564), (60, 8195673), (90, 5463782), (180, 2731891), (733, 670860), (1466, 335430), (2199, 223620), (2932, 167715), (3665, 134172), (3727, 131940), (4398, 111810), (6597, 74540), (7330, 67086), (7454, 65970), (8796, 55905), (10995, 44724), (11181, 43980), (13194, 37270), (14660, 33543), (14908, 32985), (18635, 26388), (21990, 22362)]