316480

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:83

約数の個数: 56

約数和(自身を含む): 804672

約数和(自身を除く): 488192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 43, 46, 64, 80, 86, 92, 115, 160, 172, 184, 215, 230, 320, 344, 368, 430, 460, 688, 736, 860, 920, 989, 1376, 1472, 1720, 1840, 1978, 2752, 3440, 3680, 3956, 4945, 6880, 7360, 7912, 9890, 13760, 15824, 19780, 31648, 39560, 63296, 79120, 158240, 316480]

約数ペア:

[(1, 316480), (2, 158240), (4, 79120), (5, 63296), (8, 39560), (10, 31648), (16, 19780), (20, 15824), (23, 13760), (32, 9890), (40, 7912), (43, 7360), (46, 6880), (64, 4945), (80, 3956), (86, 3680), (92, 3440), (115, 2752), (160, 1978), (172, 1840), (184, 1720), (215, 1472), (230, 1376), (320, 989), (344, 920), (368, 860), (430, 736), (460, 688)]