78511680

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1$

素因数の和:275

約数の個数: 280

約数和(自身を含む): 302053752

約数和(自身を除く): 223542072

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 162, 180, 192, 195, 208, 216, 233, 234, 240, 260, 270, 288, 312, 320, 324, 351, 360, 390, 405, 416, 432, 466, 468, 480, 520, 540, 576, 585, 624, 648, 699, 702, 720, 780, 810, 832, 864, 932, 936, 960, 1040, 1053, 1080, 1165, 1170, 1248, 1296, 1398, 1404, 1440, 1560, 1620, 1728, 1755, 1864, 1872, 2080, 2097, 2106, 2160, 2330, 2340, 2496, 2592, 2796, 2808, 2880, 3029, 3120, 3240, 3495, 3510, 3728, 3744, 4160, 4194, 4212, 4320, 4660, 4680, 5184, 5265, 5592, 5616, 6058, 6240, 6291, 6480, 6990, 7020, 7456, 7488, 8388, 8424, 8640, 9087, 9320, 9360, 10485, 10530, 11184, 11232, 12116, 12480, 12582, 12960, 13980, 14040, 14912, 15145, 16776, 16848, 18174, 18640, 18720, 18873, 20970, 21060, 22368, 22464, 24232, 25164, 25920, 27261, 27960, 28080, 30290, 31455, 33552, 33696, 36348, 37280, 37440, 37746, 41940, 42120, 44736, 45435, 48464, 50328, 54522, 55920, 56160, 60580, 62910, 67104, 67392, 72696, 74560, 75492, 81783, 83880, 84240, 90870, 94365, 96928, 100656, 109044, 111840, 112320, 121160, 125820, 134208, 136305, 145392, 150984, 163566, 167760, 168480, 181740, 188730, 193856, 201312, 218088, 223680, 242320, 245349, 251640, 272610, 290784, 301968, 327132, 335520, 336960, 363480, 377460, 402624, 408915, 436176, 484640, 490698, 503280, 545220, 581568, 603936, 654264, 671040, 726960, 754920, 817830, 872352, 969280, 981396, 1006560, 1090440, 1207872, 1226745, 1308528, 1453920, 1509840, 1635660, 1744704, 1962792, 2013120, 2180880, 2453490, 2617056, 2907840, 3019680, 3271320, 3925584, 4361760, 4906980, 5234112, 6039360, 6542640, 7851168, 8723520, 9813960, 13085280, 15702336, 19627920, 26170560, 39255840, 78511680]

約数ペア:

[(1, 78511680), (2, 39255840), (3, 26170560), (4, 19627920), (5, 15702336), (6, 13085280), (8, 9813960), (9, 8723520), (10, 7851168), (12, 6542640), (13, 6039360), (15, 5234112), (16, 4906980), (18, 4361760), (20, 3925584), (24, 3271320), (26, 3019680), (27, 2907840), (30, 2617056), (32, 2453490), (36, 2180880), (39, 2013120), (40, 1962792), (45, 1744704), (48, 1635660), (52, 1509840), (54, 1453920), (60, 1308528), (64, 1226745), (65, 1207872), (72, 1090440), (78, 1006560), (80, 981396), (81, 969280), (90, 872352), (96, 817830), (104, 754920), (108, 726960), (117, 671040), (120, 654264), (130, 603936), (135, 581568), (144, 545220), (156, 503280), (160, 490698), (162, 484640), (180, 436176), (192, 408915), (195, 402624), (208, 377460), (216, 363480), (233, 336960), (234, 335520), (240, 327132), (260, 301968), (270, 290784), (288, 272610), (312, 251640), (320, 245349), (324, 242320), (351, 223680), (360, 218088), (390, 201312), (405, 193856), (416, 188730), (432, 181740), (466, 168480), (468, 167760), (480, 163566), (520, 150984), (540, 145392), (576, 136305), (585, 134208), (624, 125820), (648, 121160), (699, 112320), (702, 111840), (720, 109044), (780, 100656), (810, 96928), (832, 94365), (864, 90870), (932, 84240), (936, 83880), (960, 81783), (1040, 75492), (1053, 74560), (1080, 72696), (1165, 67392), (1170, 67104), (1248, 62910), (1296, 60580), (1398, 56160), (1404, 55920), (1440, 54522), (1560, 50328), (1620, 48464), (1728, 45435), (1755, 44736), (1864, 42120), (1872, 41940), (2080, 37746), (2097, 37440), (2106, 37280), (2160, 36348), (2330, 33696), (2340, 33552), (2496, 31455), (2592, 30290), (2796, 28080), (2808, 27960), (2880, 27261), (3029, 25920), (3120, 25164), (3240, 24232), (3495, 22464), (3510, 22368), (3728, 21060), (3744, 20970), (4160, 18873), (4194, 18720), (4212, 18640), (4320, 18174), (4660, 16848), (4680, 16776), (5184, 15145), (5265, 14912), (5592, 14040), (5616, 13980), (6058, 12960), (6240, 12582), (6291, 12480), (6480, 12116), (6990, 11232), (7020, 11184), (7456, 10530), (7488, 10485), (8388, 9360), (8424, 9320), (8640, 9087)]