81588528

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:432

約数の個数: 180

約数和(自身を含む): 274916928

約数和(自身を除く): 193328400

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 36, 42, 48, 49, 56, 62, 63, 72, 84, 93, 98, 112, 124, 126, 144, 147, 168, 186, 196, 217, 248, 252, 279, 294, 336, 372, 373, 392, 434, 441, 496, 504, 558, 588, 651, 744, 746, 784, 868, 882, 1008, 1116, 1119, 1176, 1302, 1488, 1492, 1519, 1736, 1764, 1953, 2232, 2238, 2352, 2604, 2611, 2984, 3038, 3357, 3472, 3528, 3906, 4464, 4476, 4557, 5208, 5222, 5968, 6076, 6714, 7056, 7812, 7833, 8952, 9114, 10416, 10444, 11563, 12152, 13428, 13671, 15624, 15666, 17904, 18228, 18277, 20888, 23126, 23499, 24304, 26856, 27342, 31248, 31332, 34689, 36456, 36554, 41776, 46252, 46998, 53712, 54684, 54831, 62664, 69378, 72912, 73108, 80941, 92504, 93996, 104067, 109368, 109662, 125328, 138756, 146216, 161882, 164493, 185008, 187992, 208134, 218736, 219324, 242823, 277512, 292432, 323764, 328986, 375984, 416268, 438648, 485646, 555024, 566587, 647528, 657972, 728469, 832536, 877296, 971292, 1133174, 1295056, 1315944, 1456938, 1665072, 1699761, 1942584, 2266348, 2631888, 2913876, 3399522, 3885168, 4532696, 5099283, 5827752, 6799044, 9065392, 10198566, 11655504, 13598088, 20397132, 27196176, 40794264, 81588528]

約数ペア:

[(1, 81588528), (2, 40794264), (3, 27196176), (4, 20397132), (6, 13598088), (7, 11655504), (8, 10198566), (9, 9065392), (12, 6799044), (14, 5827752), (16, 5099283), (18, 4532696), (21, 3885168), (24, 3399522), (28, 2913876), (31, 2631888), (36, 2266348), (42, 1942584), (48, 1699761), (49, 1665072), (56, 1456938), (62, 1315944), (63, 1295056), (72, 1133174), (84, 971292), (93, 877296), (98, 832536), (112, 728469), (124, 657972), (126, 647528), (144, 566587), (147, 555024), (168, 485646), (186, 438648), (196, 416268), (217, 375984), (248, 328986), (252, 323764), (279, 292432), (294, 277512), (336, 242823), (372, 219324), (373, 218736), (392, 208134), (434, 187992), (441, 185008), (496, 164493), (504, 161882), (558, 146216), (588, 138756), (651, 125328), (744, 109662), (746, 109368), (784, 104067), (868, 93996), (882, 92504), (1008, 80941), (1116, 73108), (1119, 72912), (1176, 69378), (1302, 62664), (1488, 54831), (1492, 54684), (1519, 53712), (1736, 46998), (1764, 46252), (1953, 41776), (2232, 36554), (2238, 36456), (2352, 34689), (2604, 31332), (2611, 31248), (2984, 27342), (3038, 26856), (3357, 24304), (3472, 23499), (3528, 23126), (3906, 20888), (4464, 18277), (4476, 18228), (4557, 17904), (5208, 15666), (5222, 15624), (5968, 13671), (6076, 13428), (6714, 12152), (7056, 11563), (7812, 10444), (7833, 10416), (8952, 9114)]