21816579840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{16661}}^1$

素因数の和:16727

約数の個数: 288

約数和(自身を含む): 78467622912

約数和(自身を除く): 56651043072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 32, 33, 40, 44, 48, 55, 60, 62, 64, 66, 80, 88, 93, 96, 110, 120, 124, 128, 132, 155, 160, 165, 176, 186, 192, 220, 240, 248, 256, 264, 310, 320, 330, 341, 352, 372, 384, 440, 465, 480, 496, 528, 620, 640, 660, 682, 704, 744, 768, 880, 930, 960, 992, 1023, 1056, 1240, 1280, 1320, 1364, 1408, 1488, 1705, 1760, 1860, 1920, 1984, 2046, 2112, 2480, 2640, 2728, 2816, 2976, 3410, 3520, 3720, 3840, 3968, 4092, 4224, 4960, 5115, 5280, 5456, 5952, 6820, 7040, 7440, 7936, 8184, 8448, 9920, 10230, 10560, 10912, 11904, 13640, 14080, 14880, 16368, 16661, 19840, 20460, 21120, 21824, 23808, 27280, 29760, 32736, 33322, 39680, 40920, 42240, 43648, 49983, 54560, 59520, 65472, 66644, 81840, 83305, 87296, 99966, 109120, 119040, 130944, 133288, 163680, 166610, 183271, 199932, 218240, 249915, 261888, 266576, 327360, 333220, 366542, 399864, 436480, 499830, 516491, 533152, 549813, 654720, 666440, 733084, 799728, 916355, 999660, 1032982, 1066304, 1099626, 1309440, 1332880, 1466168, 1549473, 1599456, 1832710, 1999320, 2065964, 2132608, 2199252, 2582455, 2665760, 2749065, 2932336, 3098946, 3198912, 3665420, 3998640, 4131928, 4265216, 4398504, 5164910, 5331520, 5498130, 5681401, 5864672, 6197892, 6397824, 7330840, 7747365, 7997280, 8263856, 8797008, 10329820, 10663040, 10996260, 11362802, 11729344, 12395784, 12795648, 14661680, 15494730, 15994560, 16527712, 17044203, 17594016, 20659640, 21326080, 21992520, 22725604, 23458688, 24791568, 28407005, 29323360, 30989460, 31989120, 33055424, 34088406, 35188032, 41319280, 43985040, 45451208, 46917376, 49583136, 56814010, 58646720, 61978920, 63978240, 66110848, 68176812, 70376064, 82638560, 85221015, 87970080, 90902416, 99166272, 113628020, 117293440, 123957840, 132221696, 136353624, 140752128, 165277120, 170442030, 175940160, 181804832, 198332544, 227256040, 234586880, 247915680, 272707248, 330554240, 340884060, 351880320, 363609664, 396665088, 454512080, 495831360, 545414496, 661108480, 681768120, 703760640, 727219328, 909024160, 991662720, 1090828992, 1363536240, 1454438656, 1818048320, 1983325440, 2181657984, 2727072480, 3636096640, 4363315968, 5454144960, 7272193280, 10908289920, 21816579840]

約数ペア:

[(1, 21816579840), (2, 10908289920), (3, 7272193280), (4, 5454144960), (5, 4363315968), (6, 3636096640), (8, 2727072480), (10, 2181657984), (11, 1983325440), (12, 1818048320), (15, 1454438656), (16, 1363536240), (20, 1090828992), (22, 991662720), (24, 909024160), (30, 727219328), (31, 703760640), (32, 681768120), (33, 661108480), (40, 545414496), (44, 495831360), (48, 454512080), (55, 396665088), (60, 363609664), (62, 351880320), (64, 340884060), (66, 330554240), (80, 272707248), (88, 247915680), (93, 234586880), (96, 227256040), (110, 198332544), (120, 181804832), (124, 175940160), (128, 170442030), (132, 165277120), (155, 140752128), (160, 136353624), (165, 132221696), (176, 123957840), (186, 117293440), (192, 113628020), (220, 99166272), (240, 90902416), (248, 87970080), (256, 85221015), (264, 82638560), (310, 70376064), (320, 68176812), (330, 66110848), (341, 63978240), (352, 61978920), (372, 58646720), (384, 56814010), (440, 49583136), (465, 46917376), (480, 45451208), (496, 43985040), (528, 41319280), (620, 35188032), (640, 34088406), (660, 33055424), (682, 31989120), (704, 30989460), (744, 29323360), (768, 28407005), (880, 24791568), (930, 23458688), (960, 22725604), (992, 21992520), (1023, 21326080), (1056, 20659640), (1240, 17594016), (1280, 17044203), (1320, 16527712), (1364, 15994560), (1408, 15494730), (1488, 14661680), (1705, 12795648), (1760, 12395784), (1860, 11729344), (1920, 11362802), (1984, 10996260), (2046, 10663040), (2112, 10329820), (2480, 8797008), (2640, 8263856), (2728, 7997280), (2816, 7747365), (2976, 7330840), (3410, 6397824), (3520, 6197892), (3720, 5864672), (3840, 5681401), (3968, 5498130), (4092, 5331520), (4224, 5164910), (4960, 4398504), (5115, 4265216), (5280, 4131928), (5456, 3998640), (5952, 3665420), (6820, 3198912), (7040, 3098946), (7440, 2932336), (7936, 2749065), (8184, 2665760), (8448, 2582455), (9920, 2199252), (10230, 2132608), (10560, 2065964), (10912, 1999320), (11904, 1832710), (13640, 1599456), (14080, 1549473), (14880, 1466168), (16368, 1332880), (16661, 1309440), (19840, 1099626), (20460, 1066304), (21120, 1032982), (21824, 999660), (23808, 916355), (27280, 799728), (29760, 733084), (32736, 666440), (33322, 654720), (39680, 549813), (40920, 533152), (42240, 516491), (43648, 499830), (49983, 436480), (54560, 399864), (59520, 366542), (65472, 333220), (66644, 327360), (81840, 266576), (83305, 261888), (87296, 249915), (99966, 218240), (109120, 199932), (119040, 183271), (130944, 166610), (133288, 163680)]