654128460

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{403783}}^1$

素因数の和:403804

約数の個数: 60

約数和(自身を含む): 2052030288

約数和(自身を除く): 1397901828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 403783, 807566, 1211349, 1615132, 2018915, 2422698, 3634047, 4037830, 4845396, 6056745, 7268094, 8075660, 10902141, 12113490, 14536188, 18170235, 21804282, 24226980, 32706423, 36340470, 43608564, 54510705, 65412846, 72680940, 109021410, 130825692, 163532115, 218042820, 327064230, 654128460]

約数ペア:

[(1, 654128460), (2, 327064230), (3, 218042820), (4, 163532115), (5, 130825692), (6, 109021410), (9, 72680940), (10, 65412846), (12, 54510705), (15, 43608564), (18, 36340470), (20, 32706423), (27, 24226980), (30, 21804282), (36, 18170235), (45, 14536188), (54, 12113490), (60, 10902141), (81, 8075660), (90, 7268094), (108, 6056745), (135, 4845396), (162, 4037830), (180, 3634047), (270, 2422698), (324, 2018915), (405, 1615132), (540, 1211349), (810, 807566), (1620, 403783)]