455171840

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{15461}}^1$

素因数の和:15505

約数の個数: 72

約数和(自身を含む): 1137755808

約数和(自身を除く): 682583968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 640, 736, 920, 1280, 1472, 1840, 2944, 3680, 5888, 7360, 14720, 15461, 29440, 30922, 61844, 77305, 123688, 154610, 247376, 309220, 355603, 494752, 618440, 711206, 989504, 1236880, 1422412, 1778015, 1979008, 2473760, 2844824, 3556030, 3958016, 4947520, 5689648, 7112060, 9895040, 11379296, 14224120, 19790080, 22758592, 28448240, 45517184, 56896480, 91034368, 113792960, 227585920, 455171840]

約数ペア:

[(1, 455171840), (2, 227585920), (4, 113792960), (5, 91034368), (8, 56896480), (10, 45517184), (16, 28448240), (20, 22758592), (23, 19790080), (32, 14224120), (40, 11379296), (46, 9895040), (64, 7112060), (80, 5689648), (92, 4947520), (115, 3958016), (128, 3556030), (160, 2844824), (184, 2473760), (230, 1979008), (256, 1778015), (320, 1422412), (368, 1236880), (460, 989504), (640, 711206), (736, 618440), (920, 494752), (1280, 355603), (1472, 309220), (1840, 247376), (2944, 154610), (3680, 123688), (5888, 77305), (7360, 61844), (14720, 30922), (15461, 29440)]