869413020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{108949}}^1$

素因数の和:108987

約数の個数: 96

約数和(自身を含む): 2928576000

約数和(自身を除く): 2059162980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 108949, 217898, 326847, 435796, 544745, 653694, 762643, 1089490, 1307388, 1525286, 1634235, 2070031, 2178980, 2287929, 3050572, 3268470, 3813215, 4140062, 4575858, 6210093, 6536940, 7626430, 8280124, 9151716, 10350155, 11439645, 12420186, 14490217, 15252860, 20700310, 22879290, 24840372, 28980434, 31050465, 41400620, 43470651, 45758580, 57960868, 62100930, 72451085, 86941302, 124201860, 144902170, 173882604, 217353255, 289804340, 434706510, 869413020]

約数ペア:

[(1, 869413020), (2, 434706510), (3, 289804340), (4, 217353255), (5, 173882604), (6, 144902170), (7, 124201860), (10, 86941302), (12, 72451085), (14, 62100930), (15, 57960868), (19, 45758580), (20, 43470651), (21, 41400620), (28, 31050465), (30, 28980434), (35, 24840372), (38, 22879290), (42, 20700310), (57, 15252860), (60, 14490217), (70, 12420186), (76, 11439645), (84, 10350155), (95, 9151716), (105, 8280124), (114, 7626430), (133, 6536940), (140, 6210093), (190, 4575858), (210, 4140062), (228, 3813215), (266, 3268470), (285, 3050572), (380, 2287929), (399, 2178980), (420, 2070031), (532, 1634235), (570, 1525286), (665, 1307388), (798, 1089490), (1140, 762643), (1330, 653694), (1596, 544745), (1995, 435796), (2660, 326847), (3990, 217898), (7980, 108949)]