31497120

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1$

素因数の和:364

約数の個数: 192

約数和(自身を含む): 115395840

約数和(自身を除く): 83898720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 90, 92, 96, 108, 115, 120, 135, 138, 144, 160, 180, 184, 207, 216, 230, 240, 270, 276, 288, 317, 345, 360, 368, 414, 432, 460, 480, 540, 552, 621, 634, 690, 720, 736, 828, 864, 920, 951, 1035, 1080, 1104, 1242, 1268, 1380, 1440, 1585, 1656, 1840, 1902, 2070, 2160, 2208, 2484, 2536, 2760, 2853, 3105, 3170, 3312, 3680, 3804, 4140, 4320, 4755, 4968, 5072, 5520, 5706, 6210, 6340, 6624, 7291, 7608, 8280, 8559, 9510, 9936, 10144, 11040, 11412, 12420, 12680, 14265, 14582, 15216, 16560, 17118, 19020, 19872, 21873, 22824, 24840, 25360, 28530, 29164, 30432, 33120, 34236, 36455, 38040, 42795, 43746, 45648, 49680, 50720, 57060, 58328, 65619, 68472, 72910, 76080, 85590, 87492, 91296, 99360, 109365, 114120, 116656, 131238, 136944, 145820, 152160, 171180, 174984, 196857, 218730, 228240, 233312, 262476, 273888, 291640, 328095, 342360, 349968, 393714, 437460, 456480, 524952, 583280, 656190, 684720, 699936, 787428, 874920, 984285, 1049904, 1166560, 1312380, 1369440, 1574856, 1749840, 1968570, 2099808, 2624760, 3149712, 3499680, 3937140, 5249520, 6299424, 7874280, 10499040, 15748560, 31497120]

約数ペア:

[(1, 31497120), (2, 15748560), (3, 10499040), (4, 7874280), (5, 6299424), (6, 5249520), (8, 3937140), (9, 3499680), (10, 3149712), (12, 2624760), (15, 2099808), (16, 1968570), (18, 1749840), (20, 1574856), (23, 1369440), (24, 1312380), (27, 1166560), (30, 1049904), (32, 984285), (36, 874920), (40, 787428), (45, 699936), (46, 684720), (48, 656190), (54, 583280), (60, 524952), (69, 456480), (72, 437460), (80, 393714), (90, 349968), (92, 342360), (96, 328095), (108, 291640), (115, 273888), (120, 262476), (135, 233312), (138, 228240), (144, 218730), (160, 196857), (180, 174984), (184, 171180), (207, 152160), (216, 145820), (230, 136944), (240, 131238), (270, 116656), (276, 114120), (288, 109365), (317, 99360), (345, 91296), (360, 87492), (368, 85590), (414, 76080), (432, 72910), (460, 68472), (480, 65619), (540, 58328), (552, 57060), (621, 50720), (634, 49680), (690, 45648), (720, 43746), (736, 42795), (828, 38040), (864, 36455), (920, 34236), (951, 33120), (1035, 30432), (1080, 29164), (1104, 28530), (1242, 25360), (1268, 24840), (1380, 22824), (1440, 21873), (1585, 19872), (1656, 19020), (1840, 17118), (1902, 16560), (2070, 15216), (2160, 14582), (2208, 14265), (2484, 12680), (2536, 12420), (2760, 11412), (2853, 11040), (3105, 10144), (3170, 9936), (3312, 9510), (3680, 8559), (3804, 8280), (4140, 7608), (4320, 7291), (4755, 6624), (4968, 6340), (5072, 6210), (5520, 5706)]