31800048

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:163

約数の個数: 160

約数和(自身を含む): 100564992

約数和(自身を除く): 68764944

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 43, 48, 56, 62, 71, 84, 86, 93, 112, 124, 129, 142, 168, 172, 186, 213, 217, 248, 258, 284, 301, 336, 344, 372, 426, 434, 496, 497, 516, 568, 602, 651, 688, 744, 852, 868, 903, 994, 1032, 1136, 1204, 1302, 1333, 1488, 1491, 1704, 1736, 1806, 1988, 2064, 2201, 2408, 2604, 2666, 2982, 3053, 3408, 3472, 3612, 3976, 3999, 4402, 4816, 5208, 5332, 5964, 6106, 6603, 7224, 7952, 7998, 8804, 9159, 9331, 10416, 10664, 11928, 12212, 13206, 14448, 15407, 15996, 17608, 18318, 18662, 21328, 21371, 23856, 24424, 26412, 27993, 30814, 31992, 35216, 36636, 37324, 42742, 46221, 48848, 52824, 55986, 61628, 63984, 64113, 73272, 74648, 85484, 92442, 94643, 105648, 111972, 123256, 128226, 146544, 149296, 170968, 184884, 189286, 223944, 246512, 256452, 283929, 341936, 369768, 378572, 447888, 512904, 567858, 662501, 739536, 757144, 1025808, 1135716, 1325002, 1514288, 1987503, 2271432, 2650004, 3975006, 4542864, 5300008, 7950012, 10600016, 15900024, 31800048]

約数ペア:

[(1, 31800048), (2, 15900024), (3, 10600016), (4, 7950012), (6, 5300008), (7, 4542864), (8, 3975006), (12, 2650004), (14, 2271432), (16, 1987503), (21, 1514288), (24, 1325002), (28, 1135716), (31, 1025808), (42, 757144), (43, 739536), (48, 662501), (56, 567858), (62, 512904), (71, 447888), (84, 378572), (86, 369768), (93, 341936), (112, 283929), (124, 256452), (129, 246512), (142, 223944), (168, 189286), (172, 184884), (186, 170968), (213, 149296), (217, 146544), (248, 128226), (258, 123256), (284, 111972), (301, 105648), (336, 94643), (344, 92442), (372, 85484), (426, 74648), (434, 73272), (496, 64113), (497, 63984), (516, 61628), (568, 55986), (602, 52824), (651, 48848), (688, 46221), (744, 42742), (852, 37324), (868, 36636), (903, 35216), (994, 31992), (1032, 30814), (1136, 27993), (1204, 26412), (1302, 24424), (1333, 23856), (1488, 21371), (1491, 21328), (1704, 18662), (1736, 18318), (1806, 17608), (1988, 15996), (2064, 15407), (2201, 14448), (2408, 13206), (2604, 12212), (2666, 11928), (2982, 10664), (3053, 10416), (3408, 9331), (3472, 9159), (3612, 8804), (3976, 7998), (3999, 7952), (4402, 7224), (4816, 6603), (5208, 6106), (5332, 5964)]