202798680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1901}}^1$

素因数の和:2049

約数の個数: 128

約数和(自身を含む): 701153280

約数和(自身を除く): 498354600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 127, 140, 168, 210, 254, 280, 381, 420, 508, 635, 762, 840, 889, 1016, 1270, 1524, 1778, 1901, 1905, 2540, 2667, 3048, 3556, 3802, 3810, 4445, 5080, 5334, 5703, 7112, 7604, 7620, 8890, 9505, 10668, 11406, 13307, 13335, 15208, 15240, 17780, 19010, 21336, 22812, 26614, 26670, 28515, 35560, 38020, 39921, 45624, 53228, 53340, 57030, 66535, 76040, 79842, 106456, 106680, 114060, 133070, 159684, 199605, 228120, 241427, 266140, 319368, 399210, 482854, 532280, 724281, 798420, 965708, 1207135, 1448562, 1596840, 1689989, 1931416, 2414270, 2897124, 3379978, 3621405, 4828540, 5069967, 5794248, 6759956, 7242810, 8449945, 9657080, 10139934, 13519912, 14485620, 16899890, 20279868, 25349835, 28971240, 33799780, 40559736, 50699670, 67599560, 101399340, 202798680]

約数ペア:

[(1, 202798680), (2, 101399340), (3, 67599560), (4, 50699670), (5, 40559736), (6, 33799780), (7, 28971240), (8, 25349835), (10, 20279868), (12, 16899890), (14, 14485620), (15, 13519912), (20, 10139934), (21, 9657080), (24, 8449945), (28, 7242810), (30, 6759956), (35, 5794248), (40, 5069967), (42, 4828540), (56, 3621405), (60, 3379978), (70, 2897124), (84, 2414270), (105, 1931416), (120, 1689989), (127, 1596840), (140, 1448562), (168, 1207135), (210, 965708), (254, 798420), (280, 724281), (381, 532280), (420, 482854), (508, 399210), (635, 319368), (762, 266140), (840, 241427), (889, 228120), (1016, 199605), (1270, 159684), (1524, 133070), (1778, 114060), (1901, 106680), (1905, 106456), (2540, 79842), (2667, 76040), (3048, 66535), (3556, 57030), (3802, 53340), (3810, 53228), (4445, 45624), (5080, 39921), (5334, 38020), (5703, 35560), (7112, 28515), (7604, 26670), (7620, 26614), (8890, 22812), (9505, 21336), (10668, 19010), (11406, 17780), (13307, 15240), (13335, 15208)]