2568489560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{2683}}^1$

素因数の和:2977

約数の個数: 128

約数和(自身を含む): 7142446080

約数和(自身を除く): 4573956520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 263, 280, 364, 455, 520, 526, 728, 910, 1052, 1315, 1820, 1841, 2104, 2630, 2683, 3419, 3640, 3682, 5260, 5366, 6838, 7364, 9205, 10520, 10732, 13415, 13676, 14728, 17095, 18410, 18781, 21464, 23933, 26830, 27352, 34190, 34879, 36820, 37562, 47866, 53660, 68380, 69758, 73640, 75124, 93905, 95732, 107320, 119665, 136760, 139516, 150248, 174395, 187810, 191464, 239330, 244153, 279032, 348790, 375620, 478660, 488306, 697580, 705629, 751240, 957320, 976612, 1220765, 1395160, 1411258, 1953224, 2441530, 2822516, 3528145, 4883060, 4939403, 5645032, 7056290, 9173177, 9766120, 9878806, 14112580, 18346354, 19757612, 24697015, 28225160, 36692708, 39515224, 45865885, 49394030, 64212239, 73385416, 91731770, 98788060, 128424478, 183463540, 197576120, 256848956, 321061195, 366927080, 513697912, 642122390, 1284244780, 2568489560]

約数ペア:

[(1, 2568489560), (2, 1284244780), (4, 642122390), (5, 513697912), (7, 366927080), (8, 321061195), (10, 256848956), (13, 197576120), (14, 183463540), (20, 128424478), (26, 98788060), (28, 91731770), (35, 73385416), (40, 64212239), (52, 49394030), (56, 45865885), (65, 39515224), (70, 36692708), (91, 28225160), (104, 24697015), (130, 19757612), (140, 18346354), (182, 14112580), (260, 9878806), (263, 9766120), (280, 9173177), (364, 7056290), (455, 5645032), (520, 4939403), (526, 4883060), (728, 3528145), (910, 2822516), (1052, 2441530), (1315, 1953224), (1820, 1411258), (1841, 1395160), (2104, 1220765), (2630, 976612), (2683, 957320), (3419, 751240), (3640, 705629), (3682, 697580), (5260, 488306), (5366, 478660), (6838, 375620), (7364, 348790), (9205, 279032), (10520, 244153), (10732, 239330), (13415, 191464), (13676, 187810), (14728, 174395), (17095, 150248), (18410, 139516), (18781, 136760), (21464, 119665), (23933, 107320), (26830, 95732), (27352, 93905), (34190, 75124), (34879, 73640), (36820, 69758), (37562, 68380), (47866, 53660)]