140203980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1279}}^1$

素因数の和:1333

約数の個数: 192

約数和(自身を含む): 516096000

約数和(自身を除く): 375892020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 29, 30, 35, 36, 42, 45, 54, 58, 60, 63, 70, 84, 87, 90, 105, 108, 116, 126, 135, 140, 145, 174, 180, 189, 203, 210, 252, 261, 270, 290, 315, 348, 378, 406, 420, 435, 522, 540, 580, 609, 630, 756, 783, 812, 870, 945, 1015, 1044, 1218, 1260, 1279, 1305, 1566, 1740, 1827, 1890, 2030, 2436, 2558, 2610, 3045, 3132, 3654, 3780, 3837, 3915, 4060, 5116, 5220, 5481, 6090, 6395, 7308, 7674, 7830, 8953, 9135, 10962, 11511, 12180, 12790, 15348, 15660, 17906, 18270, 19185, 21924, 23022, 25580, 26859, 27405, 34533, 35812, 36540, 37091, 38370, 44765, 46044, 53718, 54810, 57555, 69066, 74182, 76740, 80577, 89530, 107436, 109620, 111273, 115110, 134295, 138132, 148364, 161154, 172665, 179060, 185455, 222546, 230220, 241731, 259637, 268590, 322308, 333819, 345330, 370910, 402885, 445092, 483462, 519274, 537180, 556365, 667638, 690660, 741820, 778911, 805770, 966924, 1001457, 1038548, 1112730, 1208655, 1298185, 1335276, 1557822, 1611540, 1669095, 2002914, 2225460, 2336733, 2417310, 2596370, 3115644, 3338190, 3894555, 4005828, 4673466, 4834620, 5007285, 5192740, 6676380, 7010199, 7789110, 9346932, 10014570, 11683665, 14020398, 15578220, 20029140, 23367330, 28040796, 35050995, 46734660, 70101990, 140203980]

約数ペア:

[(1, 140203980), (2, 70101990), (3, 46734660), (4, 35050995), (5, 28040796), (6, 23367330), (7, 20029140), (9, 15578220), (10, 14020398), (12, 11683665), (14, 10014570), (15, 9346932), (18, 7789110), (20, 7010199), (21, 6676380), (27, 5192740), (28, 5007285), (29, 4834620), (30, 4673466), (35, 4005828), (36, 3894555), (42, 3338190), (45, 3115644), (54, 2596370), (58, 2417310), (60, 2336733), (63, 2225460), (70, 2002914), (84, 1669095), (87, 1611540), (90, 1557822), (105, 1335276), (108, 1298185), (116, 1208655), (126, 1112730), (135, 1038548), (140, 1001457), (145, 966924), (174, 805770), (180, 778911), (189, 741820), (203, 690660), (210, 667638), (252, 556365), (261, 537180), (270, 519274), (290, 483462), (315, 445092), (348, 402885), (378, 370910), (406, 345330), (420, 333819), (435, 322308), (522, 268590), (540, 259637), (580, 241731), (609, 230220), (630, 222546), (756, 185455), (783, 179060), (812, 172665), (870, 161154), (945, 148364), (1015, 138132), (1044, 134295), (1218, 115110), (1260, 111273), (1279, 109620), (1305, 107436), (1566, 89530), (1740, 80577), (1827, 76740), (1890, 74182), (2030, 69066), (2436, 57555), (2558, 54810), (2610, 53718), (3045, 46044), (3132, 44765), (3654, 38370), (3780, 37091), (3837, 36540), (3915, 35812), (4060, 34533), (5116, 27405), (5220, 26859), (5481, 25580), (6090, 23022), (6395, 21924), (7308, 19185), (7674, 18270), (7830, 17906), (8953, 15660), (9135, 15348), (10962, 12790), (11511, 12180)]