220128120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{611467}}^1$

素因数の和:611484

約数の個数: 48

約数和(自身を含む): 715417560

約数和(自身を除く): 495289440

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, 611467, 1222934, 1834401, 2445868, 3057335, 3668802, 4891736, 5503203, 6114670, 7337604, 9172005, 11006406, 12229340, 14675208, 18344010, 22012812, 24458680, 27516015, 36688020, 44025624, 55032030, 73376040, 110064060, 220128120]

約数ペア:

[(1, 220128120), (2, 110064060), (3, 73376040), (4, 55032030), (5, 44025624), (6, 36688020), (8, 27516015), (9, 24458680), (10, 22012812), (12, 18344010), (15, 14675208), (18, 12229340), (20, 11006406), (24, 9172005), (30, 7337604), (36, 6114670), (40, 5503203), (45, 4891736), (60, 3668802), (72, 3057335), (90, 2445868), (120, 1834401), (180, 1222934), (360, 611467)]