17899380

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:180

約数の個数: 144

約数和(自身を含む): 58705920

約数和(自身を除く): 40806540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 81, 87, 90, 108, 116, 127, 135, 145, 162, 174, 180, 243, 254, 261, 270, 290, 324, 348, 381, 405, 435, 486, 508, 522, 540, 580, 635, 762, 783, 810, 870, 972, 1044, 1143, 1215, 1270, 1305, 1524, 1566, 1620, 1740, 1905, 2286, 2349, 2430, 2540, 2610, 3132, 3429, 3683, 3810, 3915, 4572, 4698, 4860, 5220, 5715, 6858, 7047, 7366, 7620, 7830, 9396, 10287, 11049, 11430, 11745, 13716, 14094, 14732, 15660, 17145, 18415, 20574, 22098, 22860, 23490, 28188, 30861, 33147, 34290, 35235, 36830, 41148, 44196, 46980, 51435, 55245, 61722, 66294, 68580, 70470, 73660, 99441, 102870, 110490, 123444, 132588, 140940, 154305, 165735, 198882, 205740, 220980, 298323, 308610, 331470, 397764, 497205, 596646, 617220, 662940, 894969, 994410, 1193292, 1491615, 1789938, 1988820, 2983230, 3579876, 4474845, 5966460, 8949690, 17899380]

約数ペア:

[(1, 17899380), (2, 8949690), (3, 5966460), (4, 4474845), (5, 3579876), (6, 2983230), (9, 1988820), (10, 1789938), (12, 1491615), (15, 1193292), (18, 994410), (20, 894969), (27, 662940), (29, 617220), (30, 596646), (36, 497205), (45, 397764), (54, 331470), (58, 308610), (60, 298323), (81, 220980), (87, 205740), (90, 198882), (108, 165735), (116, 154305), (127, 140940), (135, 132588), (145, 123444), (162, 110490), (174, 102870), (180, 99441), (243, 73660), (254, 70470), (261, 68580), (270, 66294), (290, 61722), (324, 55245), (348, 51435), (381, 46980), (405, 44196), (435, 41148), (486, 36830), (508, 35235), (522, 34290), (540, 33147), (580, 30861), (635, 28188), (762, 23490), (783, 22860), (810, 22098), (870, 20574), (972, 18415), (1044, 17145), (1143, 15660), (1215, 14732), (1270, 14094), (1305, 13716), (1524, 11745), (1566, 11430), (1620, 11049), (1740, 10287), (1905, 9396), (2286, 7830), (2349, 7620), (2430, 7366), (2540, 7047), (2610, 6858), (3132, 5715), (3429, 5220), (3683, 4860), (3810, 4698), (3915, 4572)]