20901507840

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:417

約数の個数: 576

約数和(自身を含む): 78980160000

約数和(自身を除く): 58078652160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 128, 135, 139, 144, 152, 160, 171, 180, 190, 192, 216, 228, 229, 240, 256, 270, 278, 285, 288, 304, 320, 342, 360, 380, 384, 417, 432, 456, 458, 480, 513, 540, 556, 570, 576, 608, 640, 684, 687, 695, 720, 760, 768, 834, 855, 864, 912, 916, 960, 1026, 1080, 1112, 1140, 1145, 1152, 1216, 1251, 1280, 1368, 1374, 1390, 1440, 1520, 1668, 1710, 1728, 1824, 1832, 1920, 2052, 2061, 2085, 2160, 2224, 2280, 2290, 2304, 2432, 2502, 2565, 2641, 2736, 2748, 2780, 2880, 3040, 3336, 3420, 3435, 3456, 3648, 3664, 3753, 3840, 4104, 4122, 4170, 4320, 4351, 4448, 4560, 4580, 4864, 5004, 5130, 5282, 5472, 5496, 5560, 5760, 6080, 6183, 6255, 6672, 6840, 6870, 6912, 7296, 7328, 7506, 7923, 8208, 8244, 8340, 8640, 8702, 8896, 9120, 9160, 10008, 10260, 10305, 10564, 10944, 10992, 11120, 11520, 12160, 12366, 12510, 13053, 13205, 13344, 13680, 13740, 14592, 14656, 15012, 15846, 16416, 16488, 16680, 17280, 17404, 17792, 18240, 18320, 18765, 20016, 20520, 20610, 21128, 21755, 21888, 21984, 22240, 23769, 24320, 24732, 25020, 26106, 26410, 26688, 27360, 27480, 29312, 30024, 30915, 31692, 31831, 32832, 32976, 33360, 34560, 34808, 35584, 36480, 36640, 37530, 39159, 39615, 40032, 41040, 41220, 42256, 43510, 43776, 43968, 44480, 47538, 49464, 50040, 52212, 52820, 53376, 54720, 54960, 58624, 60048, 61830, 63384, 63662, 65265, 65664, 65952, 66720, 69616, 71307, 72960, 73280, 75060, 78318, 79230, 80064, 82080, 82440, 84512, 87020, 87936, 88960, 95076, 95493, 98928, 100080, 104424, 105640, 106752, 109440, 109920, 117477, 118845, 120096, 123660, 126768, 127324, 130530, 131328, 131904, 133440, 139232, 142614, 146560, 150120, 156636, 158460, 159155, 160128, 164160, 164880, 169024, 174040, 175872, 177920, 190152, 190986, 195795, 197856, 200160, 208848, 211280, 218880, 219840, 234954, 237690, 240192, 247320, 253536, 254648, 261060, 263808, 266880, 278464, 285228, 286479, 293120, 300240, 313272, 316920, 318310, 320256, 328320, 329760, 338048, 348080, 356535, 380304, 381972, 391590, 395712, 400320, 417696, 422560, 439680, 469908, 475380, 477465, 480384, 494640, 507072, 509296, 522120, 527616, 533760, 556928, 570456, 572958, 587385, 600480, 604789, 626544, 633840, 636620, 656640, 659520, 676096, 696160, 713070, 760608, 763944, 783180, 791424, 800640, 835392, 845120, 859437, 879360, 939816, 950760, 954930, 960768, 989280, 1014144, 1018592, 1044240, 1113856, 1140912, 1145916, 1174770, 1200960, 1209578, 1253088, 1267680, 1273240, 1319040, 1392320, 1426140, 1432395, 1521216, 1527888, 1566360, 1582848, 1601280, 1670784, 1690240, 1718874, 1814367, 1879632, 1901520, 1909860, 1978560, 2028288, 2037184, 2088480, 2281824, 2291832, 2349540, 2401920, 2419156, 2506176, 2535360, 2546480, 2638080, 2784640, 2852280, 2864790, 3023945, 3042432, 3055776, 3132720, 3341568, 3380480, 3437748, 3628734, 3759264, 3803040, 3819720, 3957120, 4074368, 4176960, 4297185, 4563648, 4583664, 4699080, 4803840, 4838312, 5012352, 5070720, 5092960, 5443101, 5569280, 5704560, 5729580, 6047890, 6084864, 6111552, 6265440, 6875496, 7257468, 7518528, 7606080, 7639440, 7914240, 8148736, 8353920, 8594370, 9071835, 9127296, 9167328, 9398160, 9676624, 10024704, 10141440, 10185920, 10886202, 11409120, 11459160, 12095780, 12223104, 12530880, 13750992, 14514936, 15037056, 15212160, 15278880, 16329303, 16707840, 17188740, 18143670, 18254592, 18334656, 18796320, 19353248, 20371840, 21772404, 22818240, 22918320, 24191560, 24446208, 25061760, 27215505, 27501984, 29029872, 30074112, 30424320, 30557760, 32658606, 34377480, 36287340, 36669312, 37592640, 38706496, 40743680, 43544808, 45636480, 45836640, 48383120, 50123520, 54431010, 55003968, 58059744, 61115520, 65317212, 68754960, 72574680, 73338624, 75185280, 77412992, 81646515, 87089616, 91272960, 91673280, 96766240, 108862020, 110007936, 116119488, 122231040, 130634424, 137509920, 145149360, 150370560, 154825984, 163293030, 174179232, 183346560, 193532480, 217724040, 220015872, 232238976, 261268848, 275019840, 290298720, 326586060, 348358464, 366693120, 387064960, 435448080, 464477952, 522537696, 550039680, 580597440, 653172120, 696716928, 774129920, 870896160, 1045075392, 1100079360, 1161194880, 1306344240, 1393433856, 1741792320, 2090150784, 2322389760, 2612688480, 3483584640, 4180301568, 5225376960, 6967169280, 10450753920, 20901507840]

約数ペア:

[(1, 20901507840), (2, 10450753920), (3, 6967169280), (4, 5225376960), (5, 4180301568), (6, 3483584640), (8, 2612688480), (9, 2322389760), (10, 2090150784), (12, 1741792320), (15, 1393433856), (16, 1306344240), (18, 1161194880), (19, 1100079360), (20, 1045075392), (24, 870896160), (27, 774129920), (30, 696716928), (32, 653172120), (36, 580597440), (38, 550039680), (40, 522537696), (45, 464477952), (48, 435448080), (54, 387064960), (57, 366693120), (60, 348358464), (64, 326586060), (72, 290298720), (76, 275019840), (80, 261268848), (90, 232238976), (95, 220015872), (96, 217724040), (108, 193532480), (114, 183346560), (120, 174179232), (128, 163293030), (135, 154825984), (139, 150370560), (144, 145149360), (152, 137509920), (160, 130634424), (171, 122231040), (180, 116119488), (190, 110007936), (192, 108862020), (216, 96766240), (228, 91673280), (229, 91272960), (240, 87089616), (256, 81646515), (270, 77412992), (278, 75185280), (285, 73338624), (288, 72574680), (304, 68754960), (320, 65317212), (342, 61115520), (360, 58059744), (380, 55003968), (384, 54431010), (417, 50123520), (432, 48383120), (456, 45836640), (458, 45636480), (480, 43544808), (513, 40743680), (540, 38706496), (556, 37592640), (570, 36669312), (576, 36287340), (608, 34377480), (640, 32658606), (684, 30557760), (687, 30424320), (695, 30074112), (720, 29029872), (760, 27501984), (768, 27215505), (834, 25061760), (855, 24446208), (864, 24191560), (912, 22918320), (916, 22818240), (960, 21772404), (1026, 20371840), (1080, 19353248), (1112, 18796320), (1140, 18334656), (1145, 18254592), (1152, 18143670), (1216, 17188740), (1251, 16707840), (1280, 16329303), (1368, 15278880), (1374, 15212160), (1390, 15037056), (1440, 14514936), (1520, 13750992), (1668, 12530880), (1710, 12223104), (1728, 12095780), (1824, 11459160), (1832, 11409120), (1920, 10886202), (2052, 10185920), (2061, 10141440), (2085, 10024704), (2160, 9676624), (2224, 9398160), (2280, 9167328), (2290, 9127296), (2304, 9071835), (2432, 8594370), (2502, 8353920), (2565, 8148736), (2641, 7914240), (2736, 7639440), (2748, 7606080), (2780, 7518528), (2880, 7257468), (3040, 6875496), (3336, 6265440), (3420, 6111552), (3435, 6084864), (3456, 6047890), (3648, 5729580), (3664, 5704560), (3753, 5569280), (3840, 5443101), (4104, 5092960), (4122, 5070720), (4170, 5012352), (4320, 4838312), (4351, 4803840), (4448, 4699080), (4560, 4583664), (4580, 4563648), (4864, 4297185), (5004, 4176960), (5130, 4074368), (5282, 3957120), (5472, 3819720), (5496, 3803040), (5560, 3759264), (5760, 3628734), (6080, 3437748), (6183, 3380480), (6255, 3341568), (6672, 3132720), (6840, 3055776), (6870, 3042432), (6912, 3023945), (7296, 2864790), (7328, 2852280), (7506, 2784640), (7923, 2638080), (8208, 2546480), (8244, 2535360), (8340, 2506176), (8640, 2419156), (8702, 2401920), (8896, 2349540), (9120, 2291832), (9160, 2281824), (10008, 2088480), (10260, 2037184), (10305, 2028288), (10564, 1978560), (10944, 1909860), (10992, 1901520), (11120, 1879632), (11520, 1814367), (12160, 1718874), (12366, 1690240), (12510, 1670784), (13053, 1601280), (13205, 1582848), (13344, 1566360), (13680, 1527888), (13740, 1521216), (14592, 1432395), (14656, 1426140), (15012, 1392320), (15846, 1319040), (16416, 1273240), (16488, 1267680), (16680, 1253088), (17280, 1209578), (17404, 1200960), (17792, 1174770), (18240, 1145916), (18320, 1140912), (18765, 1113856), (20016, 1044240), (20520, 1018592), (20610, 1014144), (21128, 989280), (21755, 960768), (21888, 954930), (21984, 950760), (22240, 939816), (23769, 879360), (24320, 859437), (24732, 845120), (25020, 835392), (26106, 800640), (26410, 791424), (26688, 783180), (27360, 763944), (27480, 760608), (29312, 713070), (30024, 696160), (30915, 676096), (31692, 659520), (31831, 656640), (32832, 636620), (32976, 633840), (33360, 626544), (34560, 604789), (34808, 600480), (35584, 587385), (36480, 572958), (36640, 570456), (37530, 556928), (39159, 533760), (39615, 527616), (40032, 522120), (41040, 509296), (41220, 507072), (42256, 494640), (43510, 480384), (43776, 477465), (43968, 475380), (44480, 469908), (47538, 439680), (49464, 422560), (50040, 417696), (52212, 400320), (52820, 395712), (53376, 391590), (54720, 381972), (54960, 380304), (58624, 356535), (60048, 348080), (61830, 338048), (63384, 329760), (63662, 328320), (65265, 320256), (65664, 318310), (65952, 316920), (66720, 313272), (69616, 300240), (71307, 293120), (72960, 286479), (73280, 285228), (75060, 278464), (78318, 266880), (79230, 263808), (80064, 261060), (82080, 254648), (82440, 253536), (84512, 247320), (87020, 240192), (87936, 237690), (88960, 234954), (95076, 219840), (95493, 218880), (98928, 211280), (100080, 208848), (104424, 200160), (105640, 197856), (106752, 195795), (109440, 190986), (109920, 190152), (117477, 177920), (118845, 175872), (120096, 174040), (123660, 169024), (126768, 164880), (127324, 164160), (130530, 160128), (131328, 159155), (131904, 158460), (133440, 156636), (139232, 150120), (142614, 146560)]