317774080

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^3\times {\mathrm{113}}^1$

素因数の和:173

約数の個数: 144

約数和(自身を含む): 831867120

約数和(自身を除く): 514093040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 113, 128, 130, 160, 169, 208, 226, 256, 260, 320, 338, 416, 452, 520, 565, 640, 676, 832, 845, 904, 1040, 1130, 1280, 1352, 1469, 1664, 1690, 1808, 2080, 2197, 2260, 2704, 2938, 3328, 3380, 3616, 4160, 4394, 4520, 5408, 5876, 6760, 7232, 7345, 8320, 8788, 9040, 10816, 10985, 11752, 13520, 14464, 14690, 16640, 17576, 18080, 19097, 21632, 21970, 23504, 27040, 28928, 29380, 35152, 36160, 38194, 43264, 43940, 47008, 54080, 58760, 70304, 72320, 76388, 87880, 94016, 95485, 108160, 117520, 140608, 144640, 152776, 175760, 188032, 190970, 216320, 235040, 248261, 281216, 305552, 351520, 376064, 381940, 470080, 496522, 562432, 611104, 703040, 763880, 940160, 993044, 1222208, 1241305, 1406080, 1527760, 1880320, 1986088, 2444416, 2482610, 2812160, 3055520, 3972176, 4888832, 4965220, 6111040, 7944352, 9930440, 12222080, 15888704, 19860880, 24444160, 31777408, 39721760, 63554816, 79443520, 158887040, 317774080]

約数ペア:

[(1, 317774080), (2, 158887040), (4, 79443520), (5, 63554816), (8, 39721760), (10, 31777408), (13, 24444160), (16, 19860880), (20, 15888704), (26, 12222080), (32, 9930440), (40, 7944352), (52, 6111040), (64, 4965220), (65, 4888832), (80, 3972176), (104, 3055520), (113, 2812160), (128, 2482610), (130, 2444416), (160, 1986088), (169, 1880320), (208, 1527760), (226, 1406080), (256, 1241305), (260, 1222208), (320, 993044), (338, 940160), (416, 763880), (452, 703040), (520, 611104), (565, 562432), (640, 496522), (676, 470080), (832, 381940), (845, 376064), (904, 351520), (1040, 305552), (1130, 281216), (1280, 248261), (1352, 235040), (1469, 216320), (1664, 190970), (1690, 188032), (1808, 175760), (2080, 152776), (2197, 144640), (2260, 140608), (2704, 117520), (2938, 108160), (3328, 95485), (3380, 94016), (3616, 87880), (4160, 76388), (4394, 72320), (4520, 70304), (5408, 58760), (5876, 54080), (6760, 47008), (7232, 43940), (7345, 43264), (8320, 38194), (8788, 36160), (9040, 35152), (10816, 29380), (10985, 28928), (11752, 27040), (13520, 23504), (14464, 21970), (14690, 21632), (16640, 19097), (17576, 18080)]