1405656320

素因数分解:

$2^8\times 5^1\times {\mathrm{127}}^1\times {\mathrm{8647}}^1$

素因数の和:8795

約数の個数: 72

約数和(自身を含む): 3393890304

約数和(自身を除く): 1988233984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 256, 320, 508, 635, 640, 1016, 1270, 1280, 2032, 2540, 4064, 5080, 8128, 8647, 10160, 16256, 17294, 20320, 32512, 34588, 40640, 43235, 69176, 81280, 86470, 138352, 162560, 172940, 276704, 345880, 553408, 691760, 1098169, 1106816, 1383520, 2196338, 2213632, 2767040, 4392676, 5490845, 5534080, 8785352, 10981690, 11068160, 17570704, 21963380, 35141408, 43926760, 70282816, 87853520, 140565632, 175707040, 281131264, 351414080, 702828160, 1405656320]

約数ペア:

[(1, 1405656320), (2, 702828160), (4, 351414080), (5, 281131264), (8, 175707040), (10, 140565632), (16, 87853520), (20, 70282816), (32, 43926760), (40, 35141408), (64, 21963380), (80, 17570704), (127, 11068160), (128, 10981690), (160, 8785352), (254, 5534080), (256, 5490845), (320, 4392676), (508, 2767040), (635, 2213632), (640, 2196338), (1016, 1383520), (1270, 1106816), (1280, 1098169), (2032, 691760), (2540, 553408), (4064, 345880), (5080, 276704), (8128, 172940), (8647, 162560), (10160, 138352), (16256, 86470), (17294, 81280), (20320, 69176), (32512, 43235), (34588, 40640)]