679006160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{7723}}^1$

素因数の和:7900

約数の個数: 80

約数和(自身を含む): 1815943296

約数和(自身を除く): 1136937136

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 157, 280, 314, 560, 628, 785, 1099, 1256, 1570, 2198, 2512, 3140, 4396, 5495, 6280, 7723, 8792, 10990, 12560, 15446, 17584, 21980, 30892, 38615, 43960, 54061, 61784, 77230, 87920, 108122, 123568, 154460, 216244, 270305, 308920, 432488, 540610, 617840, 864976, 1081220, 1212511, 2162440, 2425022, 4324880, 4850044, 6062555, 8487577, 9700088, 12125110, 16975154, 19400176, 24250220, 33950308, 42437885, 48500440, 67900616, 84875770, 97000880, 135801232, 169751540, 339503080, 679006160]

約数ペア:

[(1, 679006160), (2, 339503080), (4, 169751540), (5, 135801232), (7, 97000880), (8, 84875770), (10, 67900616), (14, 48500440), (16, 42437885), (20, 33950308), (28, 24250220), (35, 19400176), (40, 16975154), (56, 12125110), (70, 9700088), (80, 8487577), (112, 6062555), (140, 4850044), (157, 4324880), (280, 2425022), (314, 2162440), (560, 1212511), (628, 1081220), (785, 864976), (1099, 617840), (1256, 540610), (1570, 432488), (2198, 308920), (2512, 270305), (3140, 216244), (4396, 154460), (5495, 123568), (6280, 108122), (7723, 87920), (8792, 77230), (10990, 61784), (12560, 54061), (15446, 43960), (17584, 38615), (21980, 30892)]