64789740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{119981}}^1$

素因数の和:119999

約数の個数: 48

約数和(自身を含む): 201569760

約数和(自身を除く): 136780020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 119981, 239962, 359943, 479924, 599905, 719886, 1079829, 1199810, 1439772, 1799715, 2159658, 2399620, 3239487, 3599430, 4319316, 5399145, 6478974, 7198860, 10798290, 12957948, 16197435, 21596580, 32394870, 64789740]

約数ペア:

[(1, 64789740), (2, 32394870), (3, 21596580), (4, 16197435), (5, 12957948), (6, 10798290), (9, 7198860), (10, 6478974), (12, 5399145), (15, 4319316), (18, 3599430), (20, 3239487), (27, 2399620), (30, 2159658), (36, 1799715), (45, 1439772), (54, 1199810), (60, 1079829), (90, 719886), (108, 599905), (135, 479924), (180, 359943), (270, 239962), (540, 119981)]