120515920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{701}}^1$

素因数の和:1028

約数の個数: 80

約数和(自身を含む): 321729408

約数和(自身を除く): 201213488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 307, 560, 614, 701, 1228, 1402, 1535, 2149, 2456, 2804, 3070, 3505, 4298, 4907, 4912, 5608, 6140, 7010, 8596, 9814, 10745, 11216, 12280, 14020, 17192, 19628, 21490, 24535, 24560, 28040, 34384, 39256, 42980, 49070, 56080, 78512, 85960, 98140, 171920, 196280, 215207, 392560, 430414, 860828, 1076035, 1506449, 1721656, 2152070, 3012898, 3443312, 4304140, 6025796, 7532245, 8608280, 12051592, 15064490, 17216560, 24103184, 30128980, 60257960, 120515920]

約数ペア:

[(1, 120515920), (2, 60257960), (4, 30128980), (5, 24103184), (7, 17216560), (8, 15064490), (10, 12051592), (14, 8608280), (16, 7532245), (20, 6025796), (28, 4304140), (35, 3443312), (40, 3012898), (56, 2152070), (70, 1721656), (80, 1506449), (112, 1076035), (140, 860828), (280, 430414), (307, 392560), (560, 215207), (614, 196280), (701, 171920), (1228, 98140), (1402, 85960), (1535, 78512), (2149, 56080), (2456, 49070), (2804, 42980), (3070, 39256), (3505, 34384), (4298, 28040), (4907, 24560), (4912, 24535), (5608, 21490), (6140, 19628), (7010, 17192), (8596, 14020), (9814, 12280), (10745, 11216)]