22512780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{691}}^1$

素因数の和:887

約数の個数: 72

約数和(自身を含む): 68765424

約数和(自身を除く): 46252644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 181, 362, 543, 691, 724, 905, 1086, 1382, 1629, 1810, 2073, 2172, 2715, 2764, 3258, 3455, 3620, 4146, 5430, 6219, 6516, 6910, 8145, 8292, 10365, 10860, 12438, 13820, 16290, 20730, 24876, 31095, 32580, 41460, 62190, 124380, 125071, 250142, 375213, 500284, 625355, 750426, 1125639, 1250710, 1500852, 1876065, 2251278, 2501420, 3752130, 4502556, 5628195, 7504260, 11256390, 22512780]

約数ペア:

[(1, 22512780), (2, 11256390), (3, 7504260), (4, 5628195), (5, 4502556), (6, 3752130), (9, 2501420), (10, 2251278), (12, 1876065), (15, 1500852), (18, 1250710), (20, 1125639), (30, 750426), (36, 625355), (45, 500284), (60, 375213), (90, 250142), (180, 125071), (181, 124380), (362, 62190), (543, 41460), (691, 32580), (724, 31095), (905, 24876), (1086, 20730), (1382, 16290), (1629, 13820), (1810, 12438), (2073, 10860), (2172, 10365), (2715, 8292), (2764, 8145), (3258, 6910), (3455, 6516), (3620, 6219), (4146, 5430)]