221900760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{616391}}^1$

素因数の和:616408

約数の個数: 48

約数和(自身を含む): 721178640

約数和(自身を除く): 499277880

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, 616391, 1232782, 1849173, 2465564, 3081955, 3698346, 4931128, 5547519, 6163910, 7396692, 9245865, 11095038, 12327820, 14793384, 18491730, 22190076, 24655640, 27737595, 36983460, 44380152, 55475190, 73966920, 110950380, 221900760]

約数ペア:

[(1, 221900760), (2, 110950380), (3, 73966920), (4, 55475190), (5, 44380152), (6, 36983460), (8, 27737595), (9, 24655640), (10, 22190076), (12, 18491730), (15, 14793384), (18, 12327820), (20, 11095038), (24, 9245865), (30, 7396692), (36, 6163910), (40, 5547519), (45, 4931128), (60, 3698346), (72, 3081955), (90, 2465564), (120, 1849173), (180, 1232782), (360, 616391)]