201991680

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{797}}^1$

素因数の和:837

約数の個数: 240

約数和(自身を含む): 764107344

約数和(自身を除く): 562115664

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, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 128, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 256, 264, 288, 320, 330, 352, 360, 384, 396, 440, 480, 495, 512, 528, 576, 640, 660, 704, 720, 768, 792, 797, 880, 960, 990, 1056, 1152, 1280, 1320, 1408, 1440, 1536, 1584, 1594, 1760, 1920, 1980, 2112, 2304, 2391, 2560, 2640, 2816, 2880, 3168, 3188, 3520, 3840, 3960, 3985, 4224, 4608, 4782, 5280, 5632, 5760, 6336, 6376, 7040, 7173, 7680, 7920, 7970, 8448, 8767, 9564, 10560, 11520, 11955, 12672, 12752, 14080, 14346, 15840, 15940, 16896, 17534, 19128, 21120, 23040, 23910, 25344, 25504, 26301, 28160, 28692, 31680, 31880, 35068, 35865, 38256, 42240, 43835, 47820, 50688, 51008, 52602, 57384, 63360, 63760, 70136, 71730, 76512, 78903, 84480, 87670, 95640, 102016, 105204, 114768, 126720, 127520, 131505, 140272, 143460, 153024, 157806, 175340, 191280, 204032, 210408, 229536, 253440, 255040, 263010, 280544, 286920, 306048, 315612, 350680, 382560, 394515, 408064, 420816, 459072, 510080, 526020, 561088, 573840, 612096, 631224, 701360, 765120, 789030, 841632, 918144, 1020160, 1052040, 1122176, 1147680, 1224192, 1262448, 1402720, 1530240, 1578060, 1683264, 1836288, 2040320, 2104080, 2244352, 2295360, 2524896, 2805440, 3060480, 3156120, 3366528, 3672576, 4208160, 4488704, 4590720, 5049792, 5610880, 6120960, 6312240, 6733056, 8416320, 9181440, 10099584, 11221760, 12624480, 13466112, 16832640, 18362880, 20199168, 22443520, 25248960, 33665280, 40398336, 50497920, 67330560, 100995840, 201991680]

約数ペア:

[(1, 201991680), (2, 100995840), (3, 67330560), (4, 50497920), (5, 40398336), (6, 33665280), (8, 25248960), (9, 22443520), (10, 20199168), (11, 18362880), (12, 16832640), (15, 13466112), (16, 12624480), (18, 11221760), (20, 10099584), (22, 9181440), (24, 8416320), (30, 6733056), (32, 6312240), (33, 6120960), (36, 5610880), (40, 5049792), (44, 4590720), (45, 4488704), (48, 4208160), (55, 3672576), (60, 3366528), (64, 3156120), (66, 3060480), (72, 2805440), (80, 2524896), (88, 2295360), (90, 2244352), (96, 2104080), (99, 2040320), (110, 1836288), (120, 1683264), (128, 1578060), (132, 1530240), (144, 1402720), (160, 1262448), (165, 1224192), (176, 1147680), (180, 1122176), (192, 1052040), (198, 1020160), (220, 918144), (240, 841632), (256, 789030), (264, 765120), (288, 701360), (320, 631224), (330, 612096), (352, 573840), (360, 561088), (384, 526020), (396, 510080), (440, 459072), (480, 420816), (495, 408064), (512, 394515), (528, 382560), (576, 350680), (640, 315612), (660, 306048), (704, 286920), (720, 280544), (768, 263010), (792, 255040), (797, 253440), (880, 229536), (960, 210408), (990, 204032), (1056, 191280), (1152, 175340), (1280, 157806), (1320, 153024), (1408, 143460), (1440, 140272), (1536, 131505), (1584, 127520), (1594, 126720), (1760, 114768), (1920, 105204), (1980, 102016), (2112, 95640), (2304, 87670), (2391, 84480), (2560, 78903), (2640, 76512), (2816, 71730), (2880, 70136), (3168, 63760), (3188, 63360), (3520, 57384), (3840, 52602), (3960, 51008), (3985, 50688), (4224, 47820), (4608, 43835), (4782, 42240), (5280, 38256), (5632, 35865), (5760, 35068), (6336, 31880), (6376, 31680), (7040, 28692), (7173, 28160), (7680, 26301), (7920, 25504), (7970, 25344), (8448, 23910), (8767, 23040), (9564, 21120), (10560, 19128), (11520, 17534), (11955, 16896), (12672, 15940), (12752, 15840), (14080, 14346)]