81461376

素因数分解:

$2^7\times 3^8\times {\mathrm{97}}^1$

素因数の和:135

約数の個数: 144

約数和(自身を含む): 245926590

約数和(自身を除く): 164465214

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 97, 108, 128, 144, 162, 192, 194, 216, 243, 288, 291, 324, 384, 388, 432, 486, 576, 582, 648, 729, 776, 864, 873, 972, 1152, 1164, 1296, 1458, 1552, 1728, 1746, 1944, 2187, 2328, 2592, 2619, 2916, 3104, 3456, 3492, 3888, 4374, 4656, 5184, 5238, 5832, 6208, 6561, 6984, 7776, 7857, 8748, 9312, 10368, 10476, 11664, 12416, 13122, 13968, 15552, 15714, 17496, 18624, 20952, 23328, 23571, 26244, 27936, 31104, 31428, 34992, 37248, 41904, 46656, 47142, 52488, 55872, 62856, 69984, 70713, 83808, 93312, 94284, 104976, 111744, 125712, 139968, 141426, 167616, 188568, 209952, 212139, 251424, 279936, 282852, 335232, 377136, 419904, 424278, 502848, 565704, 636417, 754272, 839808, 848556, 1005696, 1131408, 1272834, 1508544, 1697112, 2262816, 2545668, 3017088, 3394224, 4525632, 5091336, 6788448, 9051264, 10182672, 13576896, 20365344, 27153792, 40730688, 81461376]

約数ペア:

[(1, 81461376), (2, 40730688), (3, 27153792), (4, 20365344), (6, 13576896), (8, 10182672), (9, 9051264), (12, 6788448), (16, 5091336), (18, 4525632), (24, 3394224), (27, 3017088), (32, 2545668), (36, 2262816), (48, 1697112), (54, 1508544), (64, 1272834), (72, 1131408), (81, 1005696), (96, 848556), (97, 839808), (108, 754272), (128, 636417), (144, 565704), (162, 502848), (192, 424278), (194, 419904), (216, 377136), (243, 335232), (288, 282852), (291, 279936), (324, 251424), (384, 212139), (388, 209952), (432, 188568), (486, 167616), (576, 141426), (582, 139968), (648, 125712), (729, 111744), (776, 104976), (864, 94284), (873, 93312), (972, 83808), (1152, 70713), (1164, 69984), (1296, 62856), (1458, 55872), (1552, 52488), (1728, 47142), (1746, 46656), (1944, 41904), (2187, 37248), (2328, 34992), (2592, 31428), (2619, 31104), (2916, 27936), (3104, 26244), (3456, 23571), (3492, 23328), (3888, 20952), (4374, 18624), (4656, 17496), (5184, 15714), (5238, 15552), (5832, 13968), (6208, 13122), (6561, 12416), (6984, 11664), (7776, 10476), (7857, 10368), (8748, 9312)]