1220760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{3391}}^1$

素因数の和:3408

約数の個数: 48

約数和(自身を含む): 3968640

約数和(自身を除く): 2747880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 3391, 6782, 10173, 13564, 16955, 20346, 27128, 30519, 33910, 40692, 50865, 61038, 67820, 81384, 101730, 122076, 135640, 152595, 203460, 244152, 305190, 406920, 610380, 1220760]

約数ペア:

[(1, 1220760), (2, 610380), (3, 406920), (4, 305190), (5, 244152), (6, 203460), (8, 152595), (9, 135640), (10, 122076), (12, 101730), (15, 81384), (18, 67820), (20, 61038), (24, 50865), (30, 40692), (36, 33910), (40, 30519), (45, 27128), (60, 20346), (72, 16955), (90, 13564), (120, 10173), (180, 6782), (360, 3391)]