349884920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2417}}^1$

素因数の和:2493

約数の個数: 128

約数和(自身を含む): 1002792960

約数和(自身を除く): 652908040

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 47, 55, 56, 70, 77, 88, 94, 110, 140, 154, 188, 220, 235, 280, 308, 329, 376, 385, 440, 470, 517, 616, 658, 770, 940, 1034, 1316, 1540, 1645, 1880, 2068, 2417, 2585, 2632, 3080, 3290, 3619, 4136, 4834, 5170, 6580, 7238, 9668, 10340, 12085, 13160, 14476, 16919, 18095, 19336, 20680, 24170, 26587, 28952, 33838, 36190, 48340, 53174, 67676, 72380, 84595, 96680, 106348, 113599, 132935, 135352, 144760, 169190, 186109, 212696, 227198, 265870, 338380, 372218, 454396, 531740, 567995, 676760, 744436, 795193, 908792, 930545, 1063480, 1135990, 1249589, 1488872, 1590386, 1861090, 2271980, 2499178, 3180772, 3722180, 3975965, 4543960, 4998356, 6247945, 6361544, 7444360, 7951930, 8747123, 9996712, 12495890, 15903860, 17494246, 24991780, 31807720, 34988492, 43735615, 49983560, 69976984, 87471230, 174942460, 349884920]

約数ペア:

[(1, 349884920), (2, 174942460), (4, 87471230), (5, 69976984), (7, 49983560), (8, 43735615), (10, 34988492), (11, 31807720), (14, 24991780), (20, 17494246), (22, 15903860), (28, 12495890), (35, 9996712), (40, 8747123), (44, 7951930), (47, 7444360), (55, 6361544), (56, 6247945), (70, 4998356), (77, 4543960), (88, 3975965), (94, 3722180), (110, 3180772), (140, 2499178), (154, 2271980), (188, 1861090), (220, 1590386), (235, 1488872), (280, 1249589), (308, 1135990), (329, 1063480), (376, 930545), (385, 908792), (440, 795193), (470, 744436), (517, 676760), (616, 567995), (658, 531740), (770, 454396), (940, 372218), (1034, 338380), (1316, 265870), (1540, 227198), (1645, 212696), (1880, 186109), (2068, 169190), (2417, 144760), (2585, 135352), (2632, 132935), (3080, 113599), (3290, 106348), (3619, 96680), (4136, 84595), (4834, 72380), (5170, 67676), (6580, 53174), (7238, 48340), (9668, 36190), (10340, 33838), (12085, 28952), (13160, 26587), (14476, 24170), (16919, 20680), (18095, 19336)]