259374640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{521}}^1$

素因数の和:675

約数の個数: 120

約数和(自身を含む): 708383232

約数和(自身を除く): 449008592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 127, 140, 196, 245, 254, 280, 392, 490, 508, 521, 560, 635, 784, 889, 980, 1016, 1042, 1270, 1778, 1960, 2032, 2084, 2540, 2605, 3556, 3647, 3920, 4168, 4445, 5080, 5210, 6223, 7112, 7294, 8336, 8890, 10160, 10420, 12446, 14224, 14588, 17780, 18235, 20840, 24892, 25529, 29176, 31115, 35560, 36470, 41680, 49784, 51058, 58352, 62230, 66167, 71120, 72940, 99568, 102116, 124460, 127645, 132334, 145880, 204232, 248920, 255290, 264668, 291760, 330835, 408464, 463169, 497840, 510580, 529336, 661670, 926338, 1021160, 1058672, 1323340, 1852676, 2042320, 2315845, 2646680, 3242183, 3705352, 4631690, 5293360, 6484366, 7410704, 9263380, 12968732, 16210915, 18526760, 25937464, 32421830, 37053520, 51874928, 64843660, 129687320, 259374640]

約数ペア:

[(1, 259374640), (2, 129687320), (4, 64843660), (5, 51874928), (7, 37053520), (8, 32421830), (10, 25937464), (14, 18526760), (16, 16210915), (20, 12968732), (28, 9263380), (35, 7410704), (40, 6484366), (49, 5293360), (56, 4631690), (70, 3705352), (80, 3242183), (98, 2646680), (112, 2315845), (127, 2042320), (140, 1852676), (196, 1323340), (245, 1058672), (254, 1021160), (280, 926338), (392, 661670), (490, 529336), (508, 510580), (521, 497840), (560, 463169), (635, 408464), (784, 330835), (889, 291760), (980, 264668), (1016, 255290), (1042, 248920), (1270, 204232), (1778, 145880), (1960, 132334), (2032, 127645), (2084, 124460), (2540, 102116), (2605, 99568), (3556, 72940), (3647, 71120), (3920, 66167), (4168, 62230), (4445, 58352), (5080, 51058), (5210, 49784), (6223, 41680), (7112, 36470), (7294, 35560), (8336, 31115), (8890, 29176), (10160, 25529), (10420, 24892), (12446, 20840), (14224, 18235), (14588, 17780)]