81858672

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{281}}^1$

素因数の和:336

約数の個数: 180

約数和(自身を含む): 279114576

約数和(自身を除く): 197255904

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 34, 36, 42, 48, 51, 56, 63, 68, 72, 84, 102, 112, 119, 126, 136, 144, 153, 168, 204, 238, 252, 272, 281, 289, 306, 336, 357, 408, 476, 504, 562, 578, 612, 714, 816, 843, 867, 952, 1008, 1071, 1124, 1156, 1224, 1428, 1686, 1734, 1904, 1967, 2023, 2142, 2248, 2312, 2448, 2529, 2601, 2856, 3372, 3468, 3934, 4046, 4284, 4496, 4624, 4777, 5058, 5202, 5712, 5901, 6069, 6744, 6936, 7868, 8092, 8568, 9554, 10116, 10404, 11802, 12138, 13488, 13872, 14331, 15736, 16184, 17136, 17703, 18207, 19108, 20232, 20808, 23604, 24276, 28662, 31472, 32368, 33439, 35406, 36414, 38216, 40464, 41616, 42993, 47208, 48552, 57324, 66878, 70812, 72828, 76432, 81209, 85986, 94416, 97104, 100317, 114648, 133756, 141624, 145656, 162418, 171972, 200634, 229296, 243627, 267512, 283248, 291312, 300951, 324836, 343944, 401268, 487254, 535024, 568463, 601902, 649672, 687888, 730881, 802536, 974508, 1136926, 1203804, 1299344, 1461762, 1605072, 1705389, 1949016, 2273852, 2407608, 2923524, 3410778, 3898032, 4547704, 4815216, 5116167, 5847048, 6821556, 9095408, 10232334, 11694096, 13643112, 20464668, 27286224, 40929336, 81858672]

約数ペア:

[(1, 81858672), (2, 40929336), (3, 27286224), (4, 20464668), (6, 13643112), (7, 11694096), (8, 10232334), (9, 9095408), (12, 6821556), (14, 5847048), (16, 5116167), (17, 4815216), (18, 4547704), (21, 3898032), (24, 3410778), (28, 2923524), (34, 2407608), (36, 2273852), (42, 1949016), (48, 1705389), (51, 1605072), (56, 1461762), (63, 1299344), (68, 1203804), (72, 1136926), (84, 974508), (102, 802536), (112, 730881), (119, 687888), (126, 649672), (136, 601902), (144, 568463), (153, 535024), (168, 487254), (204, 401268), (238, 343944), (252, 324836), (272, 300951), (281, 291312), (289, 283248), (306, 267512), (336, 243627), (357, 229296), (408, 200634), (476, 171972), (504, 162418), (562, 145656), (578, 141624), (612, 133756), (714, 114648), (816, 100317), (843, 97104), (867, 94416), (952, 85986), (1008, 81209), (1071, 76432), (1124, 72828), (1156, 70812), (1224, 66878), (1428, 57324), (1686, 48552), (1734, 47208), (1904, 42993), (1967, 41616), (2023, 40464), (2142, 38216), (2248, 36414), (2312, 35406), (2448, 33439), (2529, 32368), (2601, 31472), (2856, 28662), (3372, 24276), (3468, 23604), (3934, 20808), (4046, 20232), (4284, 19108), (4496, 18207), (4624, 17703), (4777, 17136), (5058, 16184), (5202, 15736), (5712, 14331), (5901, 13872), (6069, 13488), (6744, 12138), (6936, 11802), (7868, 10404), (8092, 10116), (8568, 9554)]