81209232

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:158

約数の個数: 180

約数和(自身を含む): 254876544

約数和(自身を除く): 173667312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 47, 48, 52, 71, 72, 78, 94, 104, 117, 141, 142, 144, 156, 169, 188, 208, 213, 234, 282, 284, 312, 338, 376, 423, 426, 468, 507, 564, 568, 611, 624, 639, 676, 752, 846, 852, 923, 936, 1014, 1128, 1136, 1222, 1278, 1352, 1521, 1692, 1704, 1833, 1846, 1872, 2028, 2256, 2444, 2556, 2704, 2769, 3042, 3337, 3384, 3408, 3666, 3692, 4056, 4888, 5112, 5499, 5538, 6084, 6674, 6768, 7332, 7384, 7943, 8112, 8307, 9776, 10011, 10224, 10998, 11076, 11999, 12168, 13348, 14664, 14768, 15886, 16614, 20022, 21996, 22152, 23829, 23998, 24336, 26696, 29328, 30033, 31772, 33228, 35997, 40044, 43381, 43992, 44304, 47658, 47996, 53392, 60066, 63544, 66456, 71487, 71994, 80088, 86762, 87984, 95316, 95992, 107991, 120132, 127088, 130143, 132912, 142974, 143988, 160176, 173524, 190632, 191984, 215982, 240264, 260286, 285948, 287976, 347048, 381264, 390429, 431964, 480528, 520572, 563953, 571896, 575952, 694096, 780858, 863928, 1041144, 1127906, 1143792, 1561716, 1691859, 1727856, 2082288, 2255812, 3123432, 3383718, 4511624, 5075577, 6246864, 6767436, 9023248, 10151154, 13534872, 20302308, 27069744, 40604616, 81209232]

約数ペア:

[(1, 81209232), (2, 40604616), (3, 27069744), (4, 20302308), (6, 13534872), (8, 10151154), (9, 9023248), (12, 6767436), (13, 6246864), (16, 5075577), (18, 4511624), (24, 3383718), (26, 3123432), (36, 2255812), (39, 2082288), (47, 1727856), (48, 1691859), (52, 1561716), (71, 1143792), (72, 1127906), (78, 1041144), (94, 863928), (104, 780858), (117, 694096), (141, 575952), (142, 571896), (144, 563953), (156, 520572), (169, 480528), (188, 431964), (208, 390429), (213, 381264), (234, 347048), (282, 287976), (284, 285948), (312, 260286), (338, 240264), (376, 215982), (423, 191984), (426, 190632), (468, 173524), (507, 160176), (564, 143988), (568, 142974), (611, 132912), (624, 130143), (639, 127088), (676, 120132), (752, 107991), (846, 95992), (852, 95316), (923, 87984), (936, 86762), (1014, 80088), (1128, 71994), (1136, 71487), (1222, 66456), (1278, 63544), (1352, 60066), (1521, 53392), (1692, 47996), (1704, 47658), (1833, 44304), (1846, 43992), (1872, 43381), (2028, 40044), (2256, 35997), (2444, 33228), (2556, 31772), (2704, 30033), (2769, 29328), (3042, 26696), (3337, 24336), (3384, 23998), (3408, 23829), (3666, 22152), (3692, 21996), (4056, 20022), (4888, 16614), (5112, 15886), (5499, 14768), (5538, 14664), (6084, 13348), (6674, 12168), (6768, 11999), (7332, 11076), (7384, 10998), (7943, 10224), (8112, 10011), (8307, 9776)]