2190420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:341

約数の個数: 72

約数和(自身を含む): 6822816

約数和(自身を除く): 4632396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 283, 387, 430, 516, 566, 645, 774, 849, 860, 1132, 1290, 1415, 1548, 1698, 1935, 2547, 2580, 2830, 3396, 3870, 4245, 5094, 5660, 7740, 8490, 10188, 12169, 12735, 16980, 24338, 25470, 36507, 48676, 50940, 60845, 73014, 109521, 121690, 146028, 182535, 219042, 243380, 365070, 438084, 547605, 730140, 1095210, 2190420]

約数ペア:

[(1, 2190420), (2, 1095210), (3, 730140), (4, 547605), (5, 438084), (6, 365070), (9, 243380), (10, 219042), (12, 182535), (15, 146028), (18, 121690), (20, 109521), (30, 73014), (36, 60845), (43, 50940), (45, 48676), (60, 36507), (86, 25470), (90, 24338), (129, 16980), (172, 12735), (180, 12169), (215, 10188), (258, 8490), (283, 7740), (387, 5660), (430, 5094), (516, 4245), (566, 3870), (645, 3396), (774, 2830), (849, 2580), (860, 2547), (1132, 1935), (1290, 1698), (1415, 1548)]