157992720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{658303}}^1$

素因数の和:658319

約数の個数: 40

約数和(自身を含む): 489778176

約数和(自身を除く): 331785456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 658303, 1316606, 1974909, 2633212, 3291515, 3949818, 5266424, 6583030, 7899636, 9874545, 10532848, 13166060, 15799272, 19749090, 26332120, 31598544, 39498180, 52664240, 78996360, 157992720]

約数ペア:

[(1, 157992720), (2, 78996360), (3, 52664240), (4, 39498180), (5, 31598544), (6, 26332120), (8, 19749090), (10, 15799272), (12, 13166060), (15, 10532848), (16, 9874545), (20, 7899636), (24, 6583030), (30, 5266424), (40, 3949818), (48, 3291515), (60, 2633212), (80, 1974909), (120, 1316606), (240, 658303)]