318328720

素因数分解:

$2^4\times 5^1\times {\mathrm{167}}^1\times {\mathrm{23827}}^1$

素因数の和:24007

約数の個数: 40

約数和(自身を含む): 744577344

約数和(自身を除く): 426248624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 167, 334, 668, 835, 1336, 1670, 2672, 3340, 6680, 13360, 23827, 47654, 95308, 119135, 190616, 238270, 381232, 476540, 953080, 1906160, 3979109, 7958218, 15916436, 19895545, 31832872, 39791090, 63665744, 79582180, 159164360, 318328720]

約数ペア:

[(1, 318328720), (2, 159164360), (4, 79582180), (5, 63665744), (8, 39791090), (10, 31832872), (16, 19895545), (20, 15916436), (40, 7958218), (80, 3979109), (167, 1906160), (334, 953080), (668, 476540), (835, 381232), (1336, 238270), (1670, 190616), (2672, 119135), (3340, 95308), (6680, 47654), (13360, 23827)]