12105540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{617}}^1$

素因数の和:741

約数の個数: 72

約数和(自身を含む): 37117080

約数和(自身を除く): 25011540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 617, 654, 981, 1090, 1234, 1308, 1635, 1851, 1962, 2180, 2468, 3085, 3270, 3702, 3924, 4905, 5553, 6170, 6540, 7404, 9255, 9810, 11106, 12340, 18510, 19620, 22212, 27765, 37020, 55530, 67253, 111060, 134506, 201759, 269012, 336265, 403518, 605277, 672530, 807036, 1008795, 1210554, 1345060, 2017590, 2421108, 3026385, 4035180, 6052770, 12105540]

約数ペア:

[(1, 12105540), (2, 6052770), (3, 4035180), (4, 3026385), (5, 2421108), (6, 2017590), (9, 1345060), (10, 1210554), (12, 1008795), (15, 807036), (18, 672530), (20, 605277), (30, 403518), (36, 336265), (45, 269012), (60, 201759), (90, 134506), (109, 111060), (180, 67253), (218, 55530), (327, 37020), (436, 27765), (545, 22212), (617, 19620), (654, 18510), (981, 12340), (1090, 11106), (1234, 9810), (1308, 9255), (1635, 7404), (1851, 6540), (1962, 6170), (2180, 5553), (2468, 4905), (3085, 3924), (3270, 3702)]