202121920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1$

素因数の和:679

約数の個数: 224

約数和(自身を含む): 647248896

約数和(自身を除く): 445126976

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 32, 35, 40, 44, 52, 55, 56, 64, 65, 70, 77, 80, 88, 91, 104, 110, 112, 130, 140, 143, 154, 160, 176, 182, 208, 220, 224, 260, 280, 286, 308, 320, 352, 364, 385, 416, 440, 448, 455, 520, 560, 572, 616, 631, 704, 715, 728, 770, 832, 880, 910, 1001, 1040, 1120, 1144, 1232, 1262, 1430, 1456, 1540, 1760, 1820, 2002, 2080, 2240, 2288, 2464, 2524, 2860, 2912, 3080, 3155, 3520, 3640, 4004, 4160, 4417, 4576, 4928, 5005, 5048, 5720, 5824, 6160, 6310, 6941, 7280, 8008, 8203, 8834, 9152, 10010, 10096, 11440, 12320, 12620, 13882, 14560, 16016, 16406, 17668, 20020, 20192, 22085, 22880, 24640, 25240, 27764, 29120, 32032, 32812, 34705, 35336, 40040, 40384, 41015, 44170, 45760, 48587, 50480, 55528, 57421, 64064, 65624, 69410, 70672, 80080, 82030, 88340, 90233, 97174, 100960, 111056, 114842, 131248, 138820, 141344, 160160, 164060, 176680, 180466, 194348, 201920, 222112, 229684, 242935, 262496, 277640, 282688, 287105, 320320, 328120, 353360, 360932, 388696, 444224, 451165, 459368, 485870, 524992, 555280, 574210, 631631, 656240, 706720, 721864, 777392, 902330, 918736, 971740, 1110560, 1148420, 1263262, 1312480, 1413440, 1443728, 1554784, 1804660, 1837472, 1943480, 2221120, 2296840, 2526524, 2624960, 2887456, 3109568, 3158155, 3609320, 3674944, 3886960, 4593680, 5053048, 5774912, 6316310, 7218640, 7773920, 9187360, 10106096, 12632620, 14437280, 15547840, 18374720, 20212192, 25265240, 28874560, 40424384, 50530480, 101060960, 202121920]

約数ペア:

[(1, 202121920), (2, 101060960), (4, 50530480), (5, 40424384), (7, 28874560), (8, 25265240), (10, 20212192), (11, 18374720), (13, 15547840), (14, 14437280), (16, 12632620), (20, 10106096), (22, 9187360), (26, 7773920), (28, 7218640), (32, 6316310), (35, 5774912), (40, 5053048), (44, 4593680), (52, 3886960), (55, 3674944), (56, 3609320), (64, 3158155), (65, 3109568), (70, 2887456), (77, 2624960), (80, 2526524), (88, 2296840), (91, 2221120), (104, 1943480), (110, 1837472), (112, 1804660), (130, 1554784), (140, 1443728), (143, 1413440), (154, 1312480), (160, 1263262), (176, 1148420), (182, 1110560), (208, 971740), (220, 918736), (224, 902330), (260, 777392), (280, 721864), (286, 706720), (308, 656240), (320, 631631), (352, 574210), (364, 555280), (385, 524992), (416, 485870), (440, 459368), (448, 451165), (455, 444224), (520, 388696), (560, 360932), (572, 353360), (616, 328120), (631, 320320), (704, 287105), (715, 282688), (728, 277640), (770, 262496), (832, 242935), (880, 229684), (910, 222112), (1001, 201920), (1040, 194348), (1120, 180466), (1144, 176680), (1232, 164060), (1262, 160160), (1430, 141344), (1456, 138820), (1540, 131248), (1760, 114842), (1820, 111056), (2002, 100960), (2080, 97174), (2240, 90233), (2288, 88340), (2464, 82030), (2524, 80080), (2860, 70672), (2912, 69410), (3080, 65624), (3155, 64064), (3520, 57421), (3640, 55528), (4004, 50480), (4160, 48587), (4417, 45760), (4576, 44170), (4928, 41015), (5005, 40384), (5048, 40040), (5720, 35336), (5824, 34705), (6160, 32812), (6310, 32032), (6941, 29120), (7280, 27764), (8008, 25240), (8203, 24640), (8834, 22880), (9152, 22085), (10010, 20192), (10096, 20020), (11440, 17668), (12320, 16406), (12620, 16016), (13882, 14560)]