2142180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{3967}}^1$

素因数の和:3985

約数の個数: 48

約数和(自身を含む): 6666240

約数和(自身を除く): 4524060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 3967, 7934, 11901, 15868, 19835, 23802, 35703, 39670, 47604, 59505, 71406, 79340, 107109, 119010, 142812, 178515, 214218, 238020, 357030, 428436, 535545, 714060, 1071090, 2142180]

約数ペア:

[(1, 2142180), (2, 1071090), (3, 714060), (4, 535545), (5, 428436), (6, 357030), (9, 238020), (10, 214218), (12, 178515), (15, 142812), (18, 119010), (20, 107109), (27, 79340), (30, 71406), (36, 59505), (45, 47604), (54, 39670), (60, 35703), (90, 23802), (108, 19835), (135, 15868), (180, 11901), (270, 7934), (540, 3967)]