12988800

素因数分解:

$2^7\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1$

素因数の和:82

約数の個数: 288

約数和(自身を含む): 51793560

約数和(自身を除く): 38804760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 25, 30, 32, 33, 36, 40, 41, 44, 45, 48, 50, 55, 60, 64, 66, 72, 75, 80, 82, 88, 90, 96, 99, 100, 110, 120, 123, 128, 132, 144, 150, 160, 164, 165, 176, 180, 192, 198, 200, 205, 220, 225, 240, 246, 264, 275, 288, 300, 320, 328, 330, 352, 360, 369, 384, 396, 400, 410, 440, 450, 451, 480, 492, 495, 528, 550, 576, 600, 615, 640, 656, 660, 704, 720, 738, 792, 800, 820, 825, 880, 900, 902, 960, 984, 990, 1025, 1056, 1100, 1152, 1200, 1230, 1312, 1320, 1353, 1408, 1440, 1476, 1584, 1600, 1640, 1650, 1760, 1800, 1804, 1845, 1920, 1968, 1980, 2050, 2112, 2200, 2255, 2400, 2460, 2475, 2624, 2640, 2706, 2880, 2952, 3075, 3168, 3200, 3280, 3300, 3520, 3600, 3608, 3690, 3936, 3960, 4059, 4100, 4224, 4400, 4510, 4800, 4920, 4950, 5248, 5280, 5412, 5760, 5904, 6150, 6336, 6560, 6600, 6765, 7040, 7200, 7216, 7380, 7872, 7920, 8118, 8200, 8800, 9020, 9225, 9600, 9840, 9900, 10560, 10824, 11275, 11808, 12300, 12672, 13120, 13200, 13530, 14400, 14432, 14760, 15744, 15840, 16236, 16400, 17600, 18040, 18450, 19680, 19800, 20295, 21120, 21648, 22550, 23616, 24600, 26240, 26400, 27060, 28800, 28864, 29520, 31680, 32472, 32800, 33825, 35200, 36080, 36900, 39360, 39600, 40590, 43296, 45100, 47232, 49200, 52800, 54120, 57728, 59040, 63360, 64944, 65600, 67650, 72160, 73800, 78720, 79200, 81180, 86592, 90200, 98400, 101475, 105600, 108240, 118080, 129888, 131200, 135300, 144320, 147600, 158400, 162360, 173184, 180400, 196800, 202950, 216480, 236160, 259776, 270600, 288640, 295200, 316800, 324720, 360800, 393600, 405900, 432960, 519552, 541200, 590400, 649440, 721600, 811800, 865920, 1082400, 1180800, 1298880, 1443200, 1623600, 2164800, 2597760, 3247200, 4329600, 6494400, 12988800]

約数ペア:

[(1, 12988800), (2, 6494400), (3, 4329600), (4, 3247200), (5, 2597760), (6, 2164800), (8, 1623600), (9, 1443200), (10, 1298880), (11, 1180800), (12, 1082400), (15, 865920), (16, 811800), (18, 721600), (20, 649440), (22, 590400), (24, 541200), (25, 519552), (30, 432960), (32, 405900), (33, 393600), (36, 360800), (40, 324720), (41, 316800), (44, 295200), (45, 288640), (48, 270600), (50, 259776), (55, 236160), (60, 216480), (64, 202950), (66, 196800), (72, 180400), (75, 173184), (80, 162360), (82, 158400), (88, 147600), (90, 144320), (96, 135300), (99, 131200), (100, 129888), (110, 118080), (120, 108240), (123, 105600), (128, 101475), (132, 98400), (144, 90200), (150, 86592), (160, 81180), (164, 79200), (165, 78720), (176, 73800), (180, 72160), (192, 67650), (198, 65600), (200, 64944), (205, 63360), (220, 59040), (225, 57728), (240, 54120), (246, 52800), (264, 49200), (275, 47232), (288, 45100), (300, 43296), (320, 40590), (328, 39600), (330, 39360), (352, 36900), (360, 36080), (369, 35200), (384, 33825), (396, 32800), (400, 32472), (410, 31680), (440, 29520), (450, 28864), (451, 28800), (480, 27060), (492, 26400), (495, 26240), (528, 24600), (550, 23616), (576, 22550), (600, 21648), (615, 21120), (640, 20295), (656, 19800), (660, 19680), (704, 18450), (720, 18040), (738, 17600), (792, 16400), (800, 16236), (820, 15840), (825, 15744), (880, 14760), (900, 14432), (902, 14400), (960, 13530), (984, 13200), (990, 13120), (1025, 12672), (1056, 12300), (1100, 11808), (1152, 11275), (1200, 10824), (1230, 10560), (1312, 9900), (1320, 9840), (1353, 9600), (1408, 9225), (1440, 9020), (1476, 8800), (1584, 8200), (1600, 8118), (1640, 7920), (1650, 7872), (1760, 7380), (1800, 7216), (1804, 7200), (1845, 7040), (1920, 6765), (1968, 6600), (1980, 6560), (2050, 6336), (2112, 6150), (2200, 5904), (2255, 5760), (2400, 5412), (2460, 5280), (2475, 5248), (2624, 4950), (2640, 4920), (2706, 4800), (2880, 4510), (2952, 4400), (3075, 4224), (3168, 4100), (3200, 4059), (3280, 3960), (3300, 3936), (3520, 3690), (3600, 3608)]