400064520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1489}}^1\times {\mathrm{2239}}^1$

素因数の和:3742

約数の個数: 64

約数和(自身を含む): 1201536000

約数和(自身を除く): 801471480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1489, 2239, 2978, 4467, 4478, 5956, 6717, 7445, 8934, 8956, 11195, 11912, 13434, 14890, 17868, 17912, 22335, 22390, 26868, 29780, 33585, 35736, 44670, 44780, 53736, 59560, 67170, 89340, 89560, 134340, 178680, 268680, 3333871, 6667742, 10001613, 13335484, 16669355, 20003226, 26670968, 33338710, 40006452, 50008065, 66677420, 80012904, 100016130, 133354840, 200032260, 400064520]

約数ペア:

[(1, 400064520), (2, 200032260), (3, 133354840), (4, 100016130), (5, 80012904), (6, 66677420), (8, 50008065), (10, 40006452), (12, 33338710), (15, 26670968), (20, 20003226), (24, 16669355), (30, 13335484), (40, 10001613), (60, 6667742), (120, 3333871), (1489, 268680), (2239, 178680), (2978, 134340), (4467, 89560), (4478, 89340), (5956, 67170), (6717, 59560), (7445, 53736), (8934, 44780), (8956, 44670), (11195, 35736), (11912, 33585), (13434, 29780), (14890, 26868), (17868, 22390), (17912, 22335)]