131178420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{242923}}^1$

素因数の和:242941

約数の個数: 48

約数和(自身を含む): 408112320

約数和(自身を除く): 276933900

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, 242923, 485846, 728769, 971692, 1214615, 1457538, 2186307, 2429230, 2915076, 3643845, 4372614, 4858460, 6558921, 7287690, 8745228, 10931535, 13117842, 14575380, 21863070, 26235684, 32794605, 43726140, 65589210, 131178420]

約数ペア:

[(1, 131178420), (2, 65589210), (3, 43726140), (4, 32794605), (5, 26235684), (6, 21863070), (9, 14575380), (10, 13117842), (12, 10931535), (15, 8745228), (18, 7287690), (20, 6558921), (27, 4858460), (30, 4372614), (36, 3643845), (45, 2915076), (54, 2429230), (60, 2186307), (90, 1457538), (108, 1214615), (135, 971692), (180, 728769), (270, 485846), (540, 242923)]