30581520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{127423}}^1$

素因数の和:127439

約数の個数: 40

約数和(自身を含む): 94803456

約数和(自身を除く): 64221936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 127423, 254846, 382269, 509692, 637115, 764538, 1019384, 1274230, 1529076, 1911345, 2038768, 2548460, 3058152, 3822690, 5096920, 6116304, 7645380, 10193840, 15290760, 30581520]

約数ペア:

[(1, 30581520), (2, 15290760), (3, 10193840), (4, 7645380), (5, 6116304), (6, 5096920), (8, 3822690), (10, 3058152), (12, 2548460), (15, 2038768), (16, 1911345), (20, 1529076), (24, 1274230), (30, 1019384), (40, 764538), (48, 637115), (60, 509692), (80, 382269), (120, 254846), (240, 127423)]