231305256

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{821}}^1$

素因数の和:896

約数の個数: 192

約数和(自身を含む): 789909120

約数和(自身を除く): 558603864

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 43, 52, 56, 63, 72, 78, 84, 86, 91, 104, 117, 126, 129, 156, 168, 172, 182, 234, 252, 258, 273, 301, 312, 344, 364, 387, 468, 504, 516, 546, 559, 602, 728, 774, 819, 821, 903, 936, 1032, 1092, 1118, 1204, 1548, 1638, 1642, 1677, 1806, 2184, 2236, 2408, 2463, 2709, 3096, 3276, 3284, 3354, 3612, 3913, 4472, 4926, 5031, 5418, 5747, 6552, 6568, 6708, 7224, 7389, 7826, 9852, 10062, 10673, 10836, 11494, 11739, 13416, 14778, 15652, 17241, 19704, 20124, 21346, 21672, 22988, 23478, 29556, 31304, 32019, 34482, 35217, 35303, 40248, 42692, 45976, 46956, 51723, 59112, 64038, 68964, 70434, 70606, 74711, 85384, 93912, 96057, 103446, 105909, 128076, 137928, 140868, 141212, 149422, 192114, 206892, 211818, 224133, 247121, 256152, 281736, 282424, 298844, 317727, 384228, 413784, 423636, 448266, 458939, 494242, 597688, 635454, 672399, 741363, 768456, 847272, 896532, 917878, 988484, 1270908, 1344798, 1376817, 1482726, 1793064, 1835756, 1976968, 2224089, 2541816, 2689596, 2753634, 2965452, 3212573, 3671512, 4130451, 4448178, 5379192, 5507268, 5930904, 6425146, 8260902, 8896356, 9637719, 11014536, 12850292, 16521804, 17792712, 19275438, 25700584, 28913157, 33043608, 38550876, 57826314, 77101752, 115652628, 231305256]

約数ペア:

[(1, 231305256), (2, 115652628), (3, 77101752), (4, 57826314), (6, 38550876), (7, 33043608), (8, 28913157), (9, 25700584), (12, 19275438), (13, 17792712), (14, 16521804), (18, 12850292), (21, 11014536), (24, 9637719), (26, 8896356), (28, 8260902), (36, 6425146), (39, 5930904), (42, 5507268), (43, 5379192), (52, 4448178), (56, 4130451), (63, 3671512), (72, 3212573), (78, 2965452), (84, 2753634), (86, 2689596), (91, 2541816), (104, 2224089), (117, 1976968), (126, 1835756), (129, 1793064), (156, 1482726), (168, 1376817), (172, 1344798), (182, 1270908), (234, 988484), (252, 917878), (258, 896532), (273, 847272), (301, 768456), (312, 741363), (344, 672399), (364, 635454), (387, 597688), (468, 494242), (504, 458939), (516, 448266), (546, 423636), (559, 413784), (602, 384228), (728, 317727), (774, 298844), (819, 282424), (821, 281736), (903, 256152), (936, 247121), (1032, 224133), (1092, 211818), (1118, 206892), (1204, 192114), (1548, 149422), (1638, 141212), (1642, 140868), (1677, 137928), (1806, 128076), (2184, 105909), (2236, 103446), (2408, 96057), (2463, 93912), (2709, 85384), (3096, 74711), (3276, 70606), (3284, 70434), (3354, 68964), (3612, 64038), (3913, 59112), (4472, 51723), (4926, 46956), (5031, 45976), (5418, 42692), (5747, 40248), (6552, 35303), (6568, 35217), (6708, 34482), (7224, 32019), (7389, 31304), (7826, 29556), (9852, 23478), (10062, 22988), (10673, 21672), (10836, 21346), (11494, 20124), (11739, 19704), (13416, 17241), (14778, 15652)]