78679440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1$

素因数の和:326

約数の個数: 240

約数和(自身を含む): 307801728

約数和(自身を除く): 229122288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 67, 70, 72, 80, 84, 90, 105, 112, 120, 126, 134, 140, 144, 168, 180, 201, 210, 233, 240, 252, 268, 280, 315, 335, 336, 360, 402, 420, 466, 469, 504, 536, 560, 603, 630, 670, 699, 720, 804, 840, 932, 938, 1005, 1008, 1072, 1165, 1206, 1260, 1340, 1398, 1407, 1608, 1631, 1680, 1864, 1876, 2010, 2097, 2330, 2345, 2412, 2520, 2680, 2796, 2814, 3015, 3216, 3262, 3495, 3728, 3752, 4020, 4194, 4221, 4660, 4690, 4824, 4893, 5040, 5360, 5592, 5628, 6030, 6524, 6990, 7035, 7504, 8040, 8155, 8388, 8442, 9320, 9380, 9648, 9786, 10485, 11184, 11256, 12060, 13048, 13980, 14070, 14679, 15611, 16080, 16310, 16776, 16884, 18640, 18760, 19572, 20970, 21105, 22512, 24120, 24465, 26096, 27960, 28140, 29358, 31222, 32620, 33552, 33768, 37520, 39144, 41940, 42210, 46833, 48240, 48930, 55920, 56280, 58716, 62444, 65240, 67536, 73395, 78055, 78288, 83880, 84420, 93666, 97860, 109277, 112560, 117432, 124888, 130480, 140499, 146790, 156110, 167760, 168840, 187332, 195720, 218554, 234165, 234864, 249776, 280998, 293580, 312220, 327831, 337680, 374664, 391440, 437108, 468330, 546385, 561996, 587160, 624440, 655662, 702495, 749328, 874216, 936660, 983493, 1092770, 1123992, 1174320, 1248880, 1311324, 1404990, 1639155, 1748432, 1873320, 1966986, 2185540, 2247984, 2622648, 2809980, 3278310, 3746640, 3933972, 4371080, 4917465, 5245296, 5619960, 6556620, 7867944, 8742160, 9834930, 11239920, 13113240, 15735888, 19669860, 26226480, 39339720, 78679440]

約数ペア:

[(1, 78679440), (2, 39339720), (3, 26226480), (4, 19669860), (5, 15735888), (6, 13113240), (7, 11239920), (8, 9834930), (9, 8742160), (10, 7867944), (12, 6556620), (14, 5619960), (15, 5245296), (16, 4917465), (18, 4371080), (20, 3933972), (21, 3746640), (24, 3278310), (28, 2809980), (30, 2622648), (35, 2247984), (36, 2185540), (40, 1966986), (42, 1873320), (45, 1748432), (48, 1639155), (56, 1404990), (60, 1311324), (63, 1248880), (67, 1174320), (70, 1123992), (72, 1092770), (80, 983493), (84, 936660), (90, 874216), (105, 749328), (112, 702495), (120, 655662), (126, 624440), (134, 587160), (140, 561996), (144, 546385), (168, 468330), (180, 437108), (201, 391440), (210, 374664), (233, 337680), (240, 327831), (252, 312220), (268, 293580), (280, 280998), (315, 249776), (335, 234864), (336, 234165), (360, 218554), (402, 195720), (420, 187332), (466, 168840), (469, 167760), (504, 156110), (536, 146790), (560, 140499), (603, 130480), (630, 124888), (670, 117432), (699, 112560), (720, 109277), (804, 97860), (840, 93666), (932, 84420), (938, 83880), (1005, 78288), (1008, 78055), (1072, 73395), (1165, 67536), (1206, 65240), (1260, 62444), (1340, 58716), (1398, 56280), (1407, 55920), (1608, 48930), (1631, 48240), (1680, 46833), (1864, 42210), (1876, 41940), (2010, 39144), (2097, 37520), (2330, 33768), (2345, 33552), (2412, 32620), (2520, 31222), (2680, 29358), (2796, 28140), (2814, 27960), (3015, 26096), (3216, 24465), (3262, 24120), (3495, 22512), (3728, 21105), (3752, 20970), (4020, 19572), (4194, 18760), (4221, 18640), (4660, 16884), (4690, 16776), (4824, 16310), (4893, 16080), (5040, 15611), (5360, 14679), (5592, 14070), (5628, 13980), (6030, 13048), (6524, 12060), (6990, 11256), (7035, 11184), (7504, 10485), (8040, 9786), (8155, 9648), (8388, 9380), (8442, 9320)]