161835520

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{821}}^1$

素因数の和:862

約数の個数: 160

約数和(自身を含む): 484361856

約数和(自身を除く): 322526336

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 256, 280, 308, 320, 352, 385, 440, 448, 512, 560, 616, 640, 704, 770, 821, 880, 896, 1120, 1232, 1280, 1408, 1540, 1642, 1760, 1792, 2240, 2464, 2560, 2816, 3080, 3284, 3520, 3584, 4105, 4480, 4928, 5632, 5747, 6160, 6568, 7040, 8210, 8960, 9031, 9856, 11494, 12320, 13136, 14080, 16420, 17920, 18062, 19712, 22988, 24640, 26272, 28160, 28735, 32840, 36124, 39424, 45155, 45976, 49280, 52544, 57470, 63217, 65680, 72248, 90310, 91952, 98560, 105088, 114940, 126434, 131360, 144496, 180620, 183904, 197120, 210176, 229880, 252868, 262720, 288992, 316085, 361240, 367808, 420352, 459760, 505736, 525440, 577984, 632170, 722480, 735616, 919520, 1011472, 1050880, 1155968, 1264340, 1444960, 1471232, 1839040, 2022944, 2101760, 2311936, 2528680, 2889920, 2942464, 3678080, 4045888, 4623872, 5057360, 5779840, 7356160, 8091776, 10114720, 11559680, 14712320, 16183552, 20229440, 23119360, 32367104, 40458880, 80917760, 161835520]

約数ペア:

[(1, 161835520), (2, 80917760), (4, 40458880), (5, 32367104), (7, 23119360), (8, 20229440), (10, 16183552), (11, 14712320), (14, 11559680), (16, 10114720), (20, 8091776), (22, 7356160), (28, 5779840), (32, 5057360), (35, 4623872), (40, 4045888), (44, 3678080), (55, 2942464), (56, 2889920), (64, 2528680), (70, 2311936), (77, 2101760), (80, 2022944), (88, 1839040), (110, 1471232), (112, 1444960), (128, 1264340), (140, 1155968), (154, 1050880), (160, 1011472), (176, 919520), (220, 735616), (224, 722480), (256, 632170), (280, 577984), (308, 525440), (320, 505736), (352, 459760), (385, 420352), (440, 367808), (448, 361240), (512, 316085), (560, 288992), (616, 262720), (640, 252868), (704, 229880), (770, 210176), (821, 197120), (880, 183904), (896, 180620), (1120, 144496), (1232, 131360), (1280, 126434), (1408, 114940), (1540, 105088), (1642, 98560), (1760, 91952), (1792, 90310), (2240, 72248), (2464, 65680), (2560, 63217), (2816, 57470), (3080, 52544), (3284, 49280), (3520, 45976), (3584, 45155), (4105, 39424), (4480, 36124), (4928, 32840), (5632, 28735), (5747, 28160), (6160, 26272), (6568, 24640), (7040, 22988), (8210, 19712), (8960, 18062), (9031, 17920), (9856, 16420), (11494, 14080), (12320, 13136)]