13421520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{2663}}^1$

素因数の和:2689

約数の個数: 120

約数和(自身を含む): 51532416

約数和(自身を除く): 38110896

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 2663, 5040, 5326, 7989, 10652, 13315, 15978, 18641, 21304, 23967, 26630, 31956, 37282, 39945, 42608, 47934, 53260, 55923, 63912, 74564, 79890, 93205, 95868, 106520, 111846, 119835, 127824, 149128, 159780, 167769, 186410, 191736, 213040, 223692, 239670, 279615, 298256, 319560, 335538, 372820, 383472, 447384, 479340, 559230, 639120, 671076, 745640, 838845, 894768, 958680, 1118460, 1342152, 1491280, 1677690, 1917360, 2236920, 2684304, 3355380, 4473840, 6710760, 13421520]

約数ペア:

[(1, 13421520), (2, 6710760), (3, 4473840), (4, 3355380), (5, 2684304), (6, 2236920), (7, 1917360), (8, 1677690), (9, 1491280), (10, 1342152), (12, 1118460), (14, 958680), (15, 894768), (16, 838845), (18, 745640), (20, 671076), (21, 639120), (24, 559230), (28, 479340), (30, 447384), (35, 383472), (36, 372820), (40, 335538), (42, 319560), (45, 298256), (48, 279615), (56, 239670), (60, 223692), (63, 213040), (70, 191736), (72, 186410), (80, 167769), (84, 159780), (90, 149128), (105, 127824), (112, 119835), (120, 111846), (126, 106520), (140, 95868), (144, 93205), (168, 79890), (180, 74564), (210, 63912), (240, 55923), (252, 53260), (280, 47934), (315, 42608), (336, 39945), (360, 37282), (420, 31956), (504, 26630), (560, 23967), (630, 21304), (720, 18641), (840, 15978), (1008, 13315), (1260, 10652), (1680, 7989), (2520, 5326), (2663, 5040)]