15441280

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1049}}^1$

素因数の和:1091

約数の個数: 64

約数和(自身を含む): 38556000

約数和(自身を除く): 23114720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 320, 368, 460, 640, 736, 920, 1049, 1472, 1840, 2098, 2944, 3680, 4196, 5245, 7360, 8392, 10490, 14720, 16784, 20980, 24127, 33568, 41960, 48254, 67136, 83920, 96508, 120635, 134272, 167840, 193016, 241270, 335680, 386032, 482540, 671360, 772064, 965080, 1544128, 1930160, 3088256, 3860320, 7720640, 15441280]

約数ペア:

[(1, 15441280), (2, 7720640), (4, 3860320), (5, 3088256), (8, 1930160), (10, 1544128), (16, 965080), (20, 772064), (23, 671360), (32, 482540), (40, 386032), (46, 335680), (64, 241270), (80, 193016), (92, 167840), (115, 134272), (128, 120635), (160, 96508), (184, 83920), (230, 67136), (320, 48254), (368, 41960), (460, 33568), (640, 24127), (736, 20980), (920, 16784), (1049, 14720), (1472, 10490), (1840, 8392), (2098, 7360), (2944, 5245), (3680, 4196)]