1958886720

素因数分解:

$2^6\times 3^3\times 5^1\times 7^3\times {\mathrm{661}}^1$

素因数の和:708

約数の個数: 448

約数和(自身を含む): 8071104000

約数和(自身を除く): 6112217280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 160, 168, 180, 189, 192, 196, 210, 216, 224, 240, 245, 252, 270, 280, 288, 294, 315, 320, 336, 343, 360, 378, 392, 420, 432, 441, 448, 480, 490, 504, 540, 560, 576, 588, 630, 661, 672, 686, 720, 735, 756, 784, 840, 864, 882, 945, 960, 980, 1008, 1029, 1080, 1120, 1176, 1260, 1322, 1323, 1344, 1372, 1440, 1470, 1512, 1568, 1680, 1715, 1728, 1764, 1890, 1960, 1983, 2016, 2058, 2160, 2205, 2240, 2352, 2520, 2644, 2646, 2744, 2880, 2940, 3024, 3087, 3136, 3305, 3360, 3430, 3528, 3780, 3920, 3966, 4032, 4116, 4320, 4410, 4627, 4704, 5040, 5145, 5288, 5292, 5488, 5880, 5949, 6048, 6174, 6610, 6615, 6720, 6860, 7056, 7560, 7840, 7932, 8232, 8640, 8820, 9254, 9261, 9408, 9915, 10080, 10290, 10576, 10584, 10976, 11760, 11898, 12096, 12348, 13220, 13230, 13720, 13881, 14112, 15120, 15435, 15680, 15864, 16464, 17640, 17847, 18508, 18522, 19830, 20160, 20580, 21152, 21168, 21952, 23135, 23520, 23796, 24696, 26440, 26460, 27440, 27762, 28224, 29745, 30240, 30870, 31728, 32389, 32928, 35280, 35694, 37016, 37044, 39660, 41160, 41643, 42304, 42336, 46270, 46305, 47040, 47592, 49392, 52880, 52920, 54880, 55524, 59490, 60480, 61740, 63456, 64778, 65856, 69405, 70560, 71388, 74032, 74088, 79320, 82320, 83286, 84672, 89235, 92540, 92610, 95184, 97167, 98784, 105760, 105840, 109760, 111048, 118980, 123480, 124929, 126912, 129556, 138810, 141120, 142776, 148064, 148176, 158640, 161945, 164640, 166572, 178470, 185080, 185220, 190368, 194334, 197568, 208215, 211520, 211680, 222096, 226723, 237960, 246960, 249858, 259112, 277620, 285552, 291501, 296128, 296352, 317280, 323890, 329280, 333144, 356940, 370160, 370440, 380736, 388668, 416430, 423360, 444192, 453446, 475920, 485835, 493920, 499716, 518224, 555240, 571104, 583002, 592704, 624645, 634560, 647780, 666288, 680169, 713880, 740320, 740880, 777336, 832860, 874503, 888384, 906892, 951840, 971670, 987840, 999432, 1036448, 1110480, 1133615, 1142208, 1166004, 1249290, 1295560, 1332576, 1360338, 1427760, 1457505, 1480640, 1481760, 1554672, 1665720, 1749006, 1813784, 1903680, 1943340, 1998864, 2040507, 2072896, 2220960, 2267230, 2332008, 2498580, 2591120, 2665152, 2720676, 2855520, 2915010, 2963520, 3109344, 3331440, 3400845, 3498012, 3627568, 3886680, 3997728, 4081014, 4372515, 4441920, 4534460, 4664016, 4997160, 5182240, 5441352, 5711040, 5830020, 6121521, 6218688, 6662880, 6801690, 6996024, 7255136, 7773360, 7995456, 8162028, 8745030, 9068920, 9328032, 9994320, 10202535, 10364480, 10882704, 11660040, 12243042, 13325760, 13603380, 13992048, 14510272, 15546720, 16324056, 17490060, 18137840, 18656064, 19988640, 20405070, 21765408, 23320080, 24486084, 27206760, 27984096, 30607605, 31093440, 32648112, 34980120, 36275680, 39977280, 40810140, 43530816, 46640160, 48972168, 54413520, 55968192, 61215210, 65296224, 69960240, 72551360, 81620280, 93280320, 97944336, 108827040, 122430420, 130592448, 139920480, 163240560, 195888672, 217654080, 244860840, 279840960, 326481120, 391777344, 489721680, 652962240, 979443360, 1958886720]

約数ペア:

[(1, 1958886720), (2, 979443360), (3, 652962240), (4, 489721680), (5, 391777344), (6, 326481120), (7, 279840960), (8, 244860840), (9, 217654080), (10, 195888672), (12, 163240560), (14, 139920480), (15, 130592448), (16, 122430420), (18, 108827040), (20, 97944336), (21, 93280320), (24, 81620280), (27, 72551360), (28, 69960240), (30, 65296224), (32, 61215210), (35, 55968192), (36, 54413520), (40, 48972168), (42, 46640160), (45, 43530816), (48, 40810140), (49, 39977280), (54, 36275680), (56, 34980120), (60, 32648112), (63, 31093440), (64, 30607605), (70, 27984096), (72, 27206760), (80, 24486084), (84, 23320080), (90, 21765408), (96, 20405070), (98, 19988640), (105, 18656064), (108, 18137840), (112, 17490060), (120, 16324056), (126, 15546720), (135, 14510272), (140, 13992048), (144, 13603380), (147, 13325760), (160, 12243042), (168, 11660040), (180, 10882704), (189, 10364480), (192, 10202535), (196, 9994320), (210, 9328032), (216, 9068920), (224, 8745030), (240, 8162028), (245, 7995456), (252, 7773360), (270, 7255136), (280, 6996024), (288, 6801690), (294, 6662880), (315, 6218688), (320, 6121521), (336, 5830020), (343, 5711040), (360, 5441352), (378, 5182240), (392, 4997160), (420, 4664016), (432, 4534460), (441, 4441920), (448, 4372515), (480, 4081014), (490, 3997728), (504, 3886680), (540, 3627568), (560, 3498012), (576, 3400845), (588, 3331440), (630, 3109344), (661, 2963520), (672, 2915010), (686, 2855520), (720, 2720676), (735, 2665152), (756, 2591120), (784, 2498580), (840, 2332008), (864, 2267230), (882, 2220960), (945, 2072896), (960, 2040507), (980, 1998864), (1008, 1943340), (1029, 1903680), (1080, 1813784), (1120, 1749006), (1176, 1665720), (1260, 1554672), (1322, 1481760), (1323, 1480640), (1344, 1457505), (1372, 1427760), (1440, 1360338), (1470, 1332576), (1512, 1295560), (1568, 1249290), (1680, 1166004), (1715, 1142208), (1728, 1133615), (1764, 1110480), (1890, 1036448), (1960, 999432), (1983, 987840), (2016, 971670), (2058, 951840), (2160, 906892), (2205, 888384), (2240, 874503), (2352, 832860), (2520, 777336), (2644, 740880), (2646, 740320), (2744, 713880), (2880, 680169), (2940, 666288), (3024, 647780), (3087, 634560), (3136, 624645), (3305, 592704), (3360, 583002), (3430, 571104), (3528, 555240), (3780, 518224), (3920, 499716), (3966, 493920), (4032, 485835), (4116, 475920), (4320, 453446), (4410, 444192), (4627, 423360), (4704, 416430), (5040, 388668), (5145, 380736), (5288, 370440), (5292, 370160), (5488, 356940), (5880, 333144), (5949, 329280), (6048, 323890), (6174, 317280), (6610, 296352), (6615, 296128), (6720, 291501), (6860, 285552), (7056, 277620), (7560, 259112), (7840, 249858), (7932, 246960), (8232, 237960), (8640, 226723), (8820, 222096), (9254, 211680), (9261, 211520), (9408, 208215), (9915, 197568), (10080, 194334), (10290, 190368), (10576, 185220), (10584, 185080), (10976, 178470), (11760, 166572), (11898, 164640), (12096, 161945), (12348, 158640), (13220, 148176), (13230, 148064), (13720, 142776), (13881, 141120), (14112, 138810), (15120, 129556), (15435, 126912), (15680, 124929), (15864, 123480), (16464, 118980), (17640, 111048), (17847, 109760), (18508, 105840), (18522, 105760), (19830, 98784), (20160, 97167), (20580, 95184), (21152, 92610), (21168, 92540), (21952, 89235), (23135, 84672), (23520, 83286), (23796, 82320), (24696, 79320), (26440, 74088), (26460, 74032), (27440, 71388), (27762, 70560), (28224, 69405), (29745, 65856), (30240, 64778), (30870, 63456), (31728, 61740), (32389, 60480), (32928, 59490), (35280, 55524), (35694, 54880), (37016, 52920), (37044, 52880), (39660, 49392), (41160, 47592), (41643, 47040), (42304, 46305), (42336, 46270)]