157793520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{657473}}^1$

素因数の和:657489

約数の個数: 40

約数和(自身を含む): 489160656

約数和(自身を除く): 331367136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 657473, 1314946, 1972419, 2629892, 3287365, 3944838, 5259784, 6574730, 7889676, 9862095, 10519568, 13149460, 15779352, 19724190, 26298920, 31558704, 39448380, 52597840, 78896760, 157793520]

約数ペア:

[(1, 157793520), (2, 78896760), (3, 52597840), (4, 39448380), (5, 31558704), (6, 26298920), (8, 19724190), (10, 15779352), (12, 13149460), (15, 10519568), (16, 9862095), (20, 7889676), (24, 6574730), (30, 5259784), (40, 3944838), (48, 3287365), (60, 2629892), (80, 1972419), (120, 1314946), (240, 657473)]