266801990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1187}}^1$

素因数の和:1246

約数の個数: 96

約数和(自身を含む): 626123520

約数和(自身を除く): 359321530

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 65, 70, 91, 95, 130, 133, 169, 182, 190, 247, 266, 338, 455, 494, 665, 845, 910, 1183, 1187, 1235, 1330, 1690, 1729, 2366, 2374, 2470, 3211, 3458, 5915, 5935, 6422, 8309, 8645, 11830, 11870, 15431, 16055, 16618, 17290, 22477, 22553, 30862, 32110, 41545, 44954, 45106, 77155, 83090, 108017, 112385, 112765, 154310, 157871, 200603, 216034, 224770, 225530, 293189, 315742, 401206, 540085, 586378, 789355, 1003015, 1080170, 1404221, 1465945, 1578710, 2006030, 2052323, 2808442, 2931890, 3811457, 4104646, 7021105, 7622914, 10261615, 14042210, 19057285, 20523230, 26680199, 38114570, 53360398, 133400995, 266801990]

約数ペア:

[(1, 266801990), (2, 133400995), (5, 53360398), (7, 38114570), (10, 26680199), (13, 20523230), (14, 19057285), (19, 14042210), (26, 10261615), (35, 7622914), (38, 7021105), (65, 4104646), (70, 3811457), (91, 2931890), (95, 2808442), (130, 2052323), (133, 2006030), (169, 1578710), (182, 1465945), (190, 1404221), (247, 1080170), (266, 1003015), (338, 789355), (455, 586378), (494, 540085), (665, 401206), (845, 315742), (910, 293189), (1183, 225530), (1187, 224770), (1235, 216034), (1330, 200603), (1690, 157871), (1729, 154310), (2366, 112765), (2374, 112385), (2470, 108017), (3211, 83090), (3458, 77155), (5915, 45106), (5935, 44954), (6422, 41545), (8309, 32110), (8645, 30862), (11830, 22553), (11870, 22477), (15431, 17290), (16055, 16618)]