198890280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{552473}}^1$

素因数の和:552490

約数の個数: 48

約数和(自身を含む): 646394580

約数和(自身を除く): 447504300

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, 552473, 1104946, 1657419, 2209892, 2762365, 3314838, 4419784, 4972257, 5524730, 6629676, 8287095, 9944514, 11049460, 13259352, 16574190, 19889028, 22098920, 24861285, 33148380, 39778056, 49722570, 66296760, 99445140, 198890280]

約数ペア:

[(1, 198890280), (2, 99445140), (3, 66296760), (4, 49722570), (5, 39778056), (6, 33148380), (8, 24861285), (9, 22098920), (10, 19889028), (12, 16574190), (15, 13259352), (18, 11049460), (20, 9944514), (24, 8287095), (30, 6629676), (36, 5524730), (40, 4972257), (45, 4419784), (60, 3314838), (72, 2762365), (90, 2209892), (120, 1657419), (180, 1104946), (360, 552473)]