121354720

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4831}}^1$

素因数の和:5003

約数の個数: 48

約数和(自身を含む): 288586368

約数和(自身を除く): 167231648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 314, 628, 785, 1256, 1570, 2512, 3140, 4831, 5024, 6280, 9662, 12560, 19324, 24155, 25120, 38648, 48310, 77296, 96620, 154592, 193240, 386480, 758467, 772960, 1516934, 3033868, 3792335, 6067736, 7584670, 12135472, 15169340, 24270944, 30338680, 60677360, 121354720]

約数ペア:

[(1, 121354720), (2, 60677360), (4, 30338680), (5, 24270944), (8, 15169340), (10, 12135472), (16, 7584670), (20, 6067736), (32, 3792335), (40, 3033868), (80, 1516934), (157, 772960), (160, 758467), (314, 386480), (628, 193240), (785, 154592), (1256, 96620), (1570, 77296), (2512, 48310), (3140, 38648), (4831, 25120), (5024, 24155), (6280, 19324), (9662, 12560)]