189585540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{857}}^1\times {\mathrm{1229}}^1$

素因数の和:2101

約数の個数: 72

約数和(自身を含む): 576215640

約数和(自身を除く): 386630100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 857, 1229, 1714, 2458, 2571, 3428, 3687, 4285, 4916, 5142, 6145, 7374, 7713, 8570, 10284, 11061, 12290, 12855, 14748, 15426, 17140, 18435, 22122, 24580, 25710, 30852, 36870, 38565, 44244, 51420, 55305, 73740, 77130, 110610, 154260, 221220, 1053253, 2106506, 3159759, 4213012, 5266265, 6319518, 9479277, 10532530, 12639036, 15798795, 18958554, 21065060, 31597590, 37917108, 47396385, 63195180, 94792770, 189585540]

約数ペア:

[(1, 189585540), (2, 94792770), (3, 63195180), (4, 47396385), (5, 37917108), (6, 31597590), (9, 21065060), (10, 18958554), (12, 15798795), (15, 12639036), (18, 10532530), (20, 9479277), (30, 6319518), (36, 5266265), (45, 4213012), (60, 3159759), (90, 2106506), (180, 1053253), (857, 221220), (1229, 154260), (1714, 110610), (2458, 77130), (2571, 73740), (3428, 55305), (3687, 51420), (4285, 44244), (4916, 38565), (5142, 36870), (6145, 30852), (7374, 25710), (7713, 24580), (8570, 22122), (10284, 18435), (11061, 17140), (12290, 15426), (12855, 14748)]