42181920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2663}}^1$

素因数の和:2695

約数の個数: 144

約数和(自身を含む): 157090752

約数和(自身を除く): 114908832

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2640, 2663, 3168, 3960, 5280, 5326, 7920, 7989, 10652, 13315, 15840, 15978, 21304, 23967, 26630, 29293, 31956, 39945, 42608, 47934, 53260, 58586, 63912, 79890, 85216, 87879, 95868, 106520, 117172, 119835, 127824, 146465, 159780, 175758, 191736, 213040, 234344, 239670, 255648, 263637, 292930, 319560, 351516, 383472, 426080, 439395, 468688, 479340, 527274, 585860, 639120, 703032, 766944, 878790, 937376, 958680, 1054548, 1171720, 1278240, 1318185, 1406064, 1757580, 1917360, 2109096, 2343440, 2636370, 2812128, 3515160, 3834720, 4218192, 4686880, 5272740, 7030320, 8436384, 10545480, 14060640, 21090960, 42181920]

約数ペア:

[(1, 42181920), (2, 21090960), (3, 14060640), (4, 10545480), (5, 8436384), (6, 7030320), (8, 5272740), (9, 4686880), (10, 4218192), (11, 3834720), (12, 3515160), (15, 2812128), (16, 2636370), (18, 2343440), (20, 2109096), (22, 1917360), (24, 1757580), (30, 1406064), (32, 1318185), (33, 1278240), (36, 1171720), (40, 1054548), (44, 958680), (45, 937376), (48, 878790), (55, 766944), (60, 703032), (66, 639120), (72, 585860), (80, 527274), (88, 479340), (90, 468688), (96, 439395), (99, 426080), (110, 383472), (120, 351516), (132, 319560), (144, 292930), (160, 263637), (165, 255648), (176, 239670), (180, 234344), (198, 213040), (220, 191736), (240, 175758), (264, 159780), (288, 146465), (330, 127824), (352, 119835), (360, 117172), (396, 106520), (440, 95868), (480, 87879), (495, 85216), (528, 79890), (660, 63912), (720, 58586), (792, 53260), (880, 47934), (990, 42608), (1056, 39945), (1320, 31956), (1440, 29293), (1584, 26630), (1760, 23967), (1980, 21304), (2640, 15978), (2663, 15840), (3168, 13315), (3960, 10652), (5280, 7989), (5326, 7920)]