12860640

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1$

素因数の和:266

約数の個数: 192

約数和(自身を含む): 48686400

約数和(自身を除く): 35825760

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, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 180, 195, 208, 216, 229, 234, 240, 260, 270, 288, 312, 351, 360, 390, 416, 432, 458, 468, 480, 520, 540, 585, 624, 687, 702, 720, 780, 864, 916, 936, 1040, 1080, 1145, 1170, 1248, 1374, 1404, 1440, 1560, 1755, 1832, 1872, 2061, 2080, 2160, 2290, 2340, 2748, 2808, 2977, 3120, 3435, 3510, 3664, 3744, 4122, 4320, 4580, 4680, 5496, 5616, 5954, 6183, 6240, 6870, 7020, 7328, 8244, 8931, 9160, 9360, 10305, 10992, 11232, 11908, 12366, 13740, 14040, 14885, 16488, 17862, 18320, 18720, 20610, 21984, 23816, 24732, 26793, 27480, 28080, 29770, 30915, 32976, 35724, 36640, 41220, 44655, 47632, 49464, 53586, 54960, 56160, 59540, 61830, 65952, 71448, 80379, 82440, 89310, 95264, 98928, 107172, 109920, 119080, 123660, 133965, 142896, 160758, 164880, 178620, 197856, 214344, 238160, 247320, 267930, 285792, 321516, 329760, 357240, 401895, 428688, 476320, 494640, 535860, 643032, 714480, 803790, 857376, 989280, 1071720, 1286064, 1428960, 1607580, 2143440, 2572128, 3215160, 4286880, 6430320, 12860640]

約数ペア:

[(1, 12860640), (2, 6430320), (3, 4286880), (4, 3215160), (5, 2572128), (6, 2143440), (8, 1607580), (9, 1428960), (10, 1286064), (12, 1071720), (13, 989280), (15, 857376), (16, 803790), (18, 714480), (20, 643032), (24, 535860), (26, 494640), (27, 476320), (30, 428688), (32, 401895), (36, 357240), (39, 329760), (40, 321516), (45, 285792), (48, 267930), (52, 247320), (54, 238160), (60, 214344), (65, 197856), (72, 178620), (78, 164880), (80, 160758), (90, 142896), (96, 133965), (104, 123660), (108, 119080), (117, 109920), (120, 107172), (130, 98928), (135, 95264), (144, 89310), (156, 82440), (160, 80379), (180, 71448), (195, 65952), (208, 61830), (216, 59540), (229, 56160), (234, 54960), (240, 53586), (260, 49464), (270, 47632), (288, 44655), (312, 41220), (351, 36640), (360, 35724), (390, 32976), (416, 30915), (432, 29770), (458, 28080), (468, 27480), (480, 26793), (520, 24732), (540, 23816), (585, 21984), (624, 20610), (687, 18720), (702, 18320), (720, 17862), (780, 16488), (864, 14885), (916, 14040), (936, 13740), (1040, 12366), (1080, 11908), (1145, 11232), (1170, 10992), (1248, 10305), (1374, 9360), (1404, 9160), (1440, 8931), (1560, 8244), (1755, 7328), (1832, 7020), (1872, 6870), (2061, 6240), (2080, 6183), (2160, 5954), (2290, 5616), (2340, 5496), (2748, 4680), (2808, 4580), (2977, 4320), (3120, 4122), (3435, 3744), (3510, 3664)]