491855940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^2\times {\mathrm{1237}}^1$

素因数の和:1346

約数の個数: 108

約数和(自身を含む): 1525614636

約数和(自身を除く): 1033758696

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1237, 1410, 1692, 2115, 2209, 2474, 2820, 3711, 4230, 4418, 4948, 6185, 6627, 7422, 8460, 8836, 11045, 11133, 12370, 13254, 14844, 18555, 19881, 22090, 22266, 24740, 26508, 33135, 37110, 39762, 44180, 44532, 55665, 58139, 66270, 74220, 79524, 99405, 111330, 116278, 132540, 174417, 198810, 222660, 232556, 290695, 348834, 397620, 523251, 581390, 697668, 872085, 1046502, 1162780, 1744170, 2093004, 2616255, 2732533, 3488340, 5232510, 5465066, 8197599, 10465020, 10930132, 13662665, 16395198, 24592797, 27325330, 32790396, 40987995, 49185594, 54650660, 81975990, 98371188, 122963985, 163951980, 245927970, 491855940]

約数ペア:

[(1, 491855940), (2, 245927970), (3, 163951980), (4, 122963985), (5, 98371188), (6, 81975990), (9, 54650660), (10, 49185594), (12, 40987995), (15, 32790396), (18, 27325330), (20, 24592797), (30, 16395198), (36, 13662665), (45, 10930132), (47, 10465020), (60, 8197599), (90, 5465066), (94, 5232510), (141, 3488340), (180, 2732533), (188, 2616255), (235, 2093004), (282, 1744170), (423, 1162780), (470, 1046502), (564, 872085), (705, 697668), (846, 581390), (940, 523251), (1237, 397620), (1410, 348834), (1692, 290695), (2115, 232556), (2209, 222660), (2474, 198810), (2820, 174417), (3711, 132540), (4230, 116278), (4418, 111330), (4948, 99405), (6185, 79524), (6627, 74220), (7422, 66270), (8460, 58139), (8836, 55665), (11045, 44532), (11133, 44180), (12370, 39762), (13254, 37110), (14844, 33135), (18555, 26508), (19881, 24740), (22090, 22266)]