205913340

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{487}}^1$

素因数の和:543

約数の個数: 168

約数和(自身を含む): 672063840

約数和(自身を除く): 466150500

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, 135, 145, 162, 174, 180, 243, 261, 270, 290, 324, 348, 405, 435, 486, 487, 522, 540, 580, 729, 783, 810, 870, 972, 974, 1044, 1215, 1305, 1458, 1461, 1566, 1620, 1740, 1948, 2349, 2430, 2435, 2610, 2916, 2922, 3132, 3645, 3915, 4383, 4698, 4860, 4870, 5220, 5844, 7047, 7290, 7305, 7830, 8766, 9396, 9740, 11745, 13149, 14094, 14123, 14580, 14610, 15660, 17532, 21141, 21915, 23490, 26298, 28188, 28246, 29220, 35235, 39447, 42282, 42369, 43830, 46980, 52596, 56492, 65745, 70470, 70615, 78894, 84564, 84738, 87660, 105705, 118341, 127107, 131490, 140940, 141230, 157788, 169476, 197235, 211410, 211845, 236682, 254214, 262980, 282460, 355023, 381321, 394470, 422820, 423690, 473364, 508428, 591705, 635535, 710046, 762642, 788940, 847380, 1143963, 1183410, 1271070, 1420092, 1525284, 1775115, 1906605, 2287926, 2366820, 2542140, 3431889, 3550230, 3813210, 4575852, 5719815, 6863778, 7100460, 7626420, 10295667, 11439630, 13727556, 17159445, 20591334, 22879260, 34318890, 41182668, 51478335, 68637780, 102956670, 205913340]

約数ペア:

[(1, 205913340), (2, 102956670), (3, 68637780), (4, 51478335), (5, 41182668), (6, 34318890), (9, 22879260), (10, 20591334), (12, 17159445), (15, 13727556), (18, 11439630), (20, 10295667), (27, 7626420), (29, 7100460), (30, 6863778), (36, 5719815), (45, 4575852), (54, 3813210), (58, 3550230), (60, 3431889), (81, 2542140), (87, 2366820), (90, 2287926), (108, 1906605), (116, 1775115), (135, 1525284), (145, 1420092), (162, 1271070), (174, 1183410), (180, 1143963), (243, 847380), (261, 788940), (270, 762642), (290, 710046), (324, 635535), (348, 591705), (405, 508428), (435, 473364), (486, 423690), (487, 422820), (522, 394470), (540, 381321), (580, 355023), (729, 282460), (783, 262980), (810, 254214), (870, 236682), (972, 211845), (974, 211410), (1044, 197235), (1215, 169476), (1305, 157788), (1458, 141230), (1461, 140940), (1566, 131490), (1620, 127107), (1740, 118341), (1948, 105705), (2349, 87660), (2430, 84738), (2435, 84564), (2610, 78894), (2916, 70615), (2922, 70470), (3132, 65745), (3645, 56492), (3915, 52596), (4383, 46980), (4698, 43830), (4860, 42369), (4870, 42282), (5220, 39447), (5844, 35235), (7047, 29220), (7290, 28246), (7305, 28188), (7830, 26298), (8766, 23490), (9396, 21915), (9740, 21141), (11745, 17532), (13149, 15660), (14094, 14610), (14123, 14580)]