84381440

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1$

素因数の和:506

約数の個数: 144

約数和(自身を含む): 237970656

約数和(自身を除く): 153589216

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 128, 130, 143, 160, 176, 208, 220, 256, 260, 286, 320, 352, 416, 440, 461, 520, 572, 640, 704, 715, 832, 880, 922, 1040, 1144, 1280, 1408, 1430, 1664, 1760, 1844, 2080, 2288, 2305, 2816, 2860, 3328, 3520, 3688, 4160, 4576, 4610, 5071, 5720, 5993, 7040, 7376, 8320, 9152, 9220, 10142, 11440, 11986, 14080, 14752, 16640, 18304, 18440, 20284, 22880, 23972, 25355, 29504, 29965, 36608, 36880, 40568, 45760, 47944, 50710, 59008, 59930, 65923, 73760, 81136, 91520, 95888, 101420, 118016, 119860, 131846, 147520, 162272, 183040, 191776, 202840, 239720, 263692, 295040, 324544, 329615, 383552, 405680, 479440, 527384, 590080, 649088, 659230, 767104, 811360, 958880, 1054768, 1298176, 1318460, 1534208, 1622720, 1917760, 2109536, 2636920, 3245440, 3835520, 4219072, 5273840, 6490880, 7671040, 8438144, 10547680, 16876288, 21095360, 42190720, 84381440]

約数ペア:

[(1, 84381440), (2, 42190720), (4, 21095360), (5, 16876288), (8, 10547680), (10, 8438144), (11, 7671040), (13, 6490880), (16, 5273840), (20, 4219072), (22, 3835520), (26, 3245440), (32, 2636920), (40, 2109536), (44, 1917760), (52, 1622720), (55, 1534208), (64, 1318460), (65, 1298176), (80, 1054768), (88, 958880), (104, 811360), (110, 767104), (128, 659230), (130, 649088), (143, 590080), (160, 527384), (176, 479440), (208, 405680), (220, 383552), (256, 329615), (260, 324544), (286, 295040), (320, 263692), (352, 239720), (416, 202840), (440, 191776), (461, 183040), (520, 162272), (572, 147520), (640, 131846), (704, 119860), (715, 118016), (832, 101420), (880, 95888), (922, 91520), (1040, 81136), (1144, 73760), (1280, 65923), (1408, 59930), (1430, 59008), (1664, 50710), (1760, 47944), (1844, 45760), (2080, 40568), (2288, 36880), (2305, 36608), (2816, 29965), (2860, 29504), (3328, 25355), (3520, 23972), (3688, 22880), (4160, 20284), (4576, 18440), (4610, 18304), (5071, 16640), (5720, 14752), (5993, 14080), (7040, 11986), (7376, 11440), (8320, 10142), (9152, 9220)]