30756420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{709}}^1$

素因数の和:965

約数の個数: 72

約数和(自身を含む): 93813720

約数和(自身を除く): 63057300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 241, 482, 709, 723, 964, 1205, 1418, 1446, 2127, 2169, 2410, 2836, 2892, 3545, 3615, 4254, 4338, 4820, 6381, 7090, 7230, 8508, 8676, 10635, 10845, 12762, 14180, 14460, 21270, 21690, 25524, 31905, 42540, 43380, 63810, 127620, 170869, 341738, 512607, 683476, 854345, 1025214, 1537821, 1708690, 2050428, 2563035, 3075642, 3417380, 5126070, 6151284, 7689105, 10252140, 15378210, 30756420]

約数ペア:

[(1, 30756420), (2, 15378210), (3, 10252140), (4, 7689105), (5, 6151284), (6, 5126070), (9, 3417380), (10, 3075642), (12, 2563035), (15, 2050428), (18, 1708690), (20, 1537821), (30, 1025214), (36, 854345), (45, 683476), (60, 512607), (90, 341738), (180, 170869), (241, 127620), (482, 63810), (709, 43380), (723, 42540), (964, 31905), (1205, 25524), (1418, 21690), (1446, 21270), (2127, 14460), (2169, 14180), (2410, 12762), (2836, 10845), (2892, 10635), (3545, 8676), (3615, 8508), (4254, 7230), (4338, 7090), (4820, 6381)]