431515280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{10853}}^1$

素因数の和:10944

約数の個数: 80

約数和(自身を含む): 1162854144

約数和(自身を除く): 731338864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 80, 112, 140, 142, 280, 284, 355, 497, 560, 568, 710, 994, 1136, 1420, 1988, 2485, 2840, 3976, 4970, 5680, 7952, 9940, 10853, 19880, 21706, 39760, 43412, 54265, 75971, 86824, 108530, 151942, 173648, 217060, 303884, 379855, 434120, 607768, 759710, 770563, 868240, 1215536, 1519420, 1541126, 3038840, 3082252, 3852815, 5393941, 6077680, 6164504, 7705630, 10787882, 12329008, 15411260, 21575764, 26969705, 30822520, 43151528, 53939410, 61645040, 86303056, 107878820, 215757640, 431515280]

約数ペア:

[(1, 431515280), (2, 215757640), (4, 107878820), (5, 86303056), (7, 61645040), (8, 53939410), (10, 43151528), (14, 30822520), (16, 26969705), (20, 21575764), (28, 15411260), (35, 12329008), (40, 10787882), (56, 7705630), (70, 6164504), (71, 6077680), (80, 5393941), (112, 3852815), (140, 3082252), (142, 3038840), (280, 1541126), (284, 1519420), (355, 1215536), (497, 868240), (560, 770563), (568, 759710), (710, 607768), (994, 434120), (1136, 379855), (1420, 303884), (1988, 217060), (2485, 173648), (2840, 151942), (3976, 108530), (4970, 86824), (5680, 75971), (7952, 54265), (9940, 43412), (10853, 39760), (19880, 21706)]