31497840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:168

約数の個数: 240

約数和(自身を含む): 119429856

約数和(自身を除く): 87932016

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 41, 44, 45, 48, 55, 60, 66, 72, 80, 82, 88, 90, 97, 99, 110, 120, 123, 132, 144, 164, 165, 176, 180, 194, 198, 205, 220, 240, 246, 264, 291, 328, 330, 360, 369, 388, 396, 410, 440, 451, 485, 492, 495, 528, 582, 615, 656, 660, 720, 738, 776, 792, 820, 873, 880, 902, 970, 984, 990, 1067, 1164, 1230, 1320, 1353, 1455, 1476, 1552, 1584, 1640, 1746, 1804, 1845, 1940, 1968, 1980, 2134, 2255, 2328, 2460, 2640, 2706, 2910, 2952, 3201, 3280, 3492, 3608, 3690, 3880, 3960, 3977, 4059, 4268, 4365, 4510, 4656, 4920, 5335, 5412, 5820, 5904, 6402, 6765, 6984, 7216, 7380, 7760, 7920, 7954, 8118, 8536, 8730, 9020, 9603, 9840, 10670, 10824, 11640, 11931, 12804, 13530, 13968, 14760, 15908, 16005, 16236, 17072, 17460, 18040, 19206, 19885, 20295, 21340, 21648, 23280, 23862, 25608, 27060, 29520, 31816, 32010, 32472, 34920, 35793, 36080, 38412, 39770, 40590, 42680, 43747, 47724, 48015, 51216, 54120, 59655, 63632, 64020, 64944, 69840, 71586, 76824, 79540, 81180, 85360, 87494, 95448, 96030, 108240, 119310, 128040, 131241, 143172, 153648, 159080, 162360, 174988, 178965, 190896, 192060, 218735, 238620, 256080, 262482, 286344, 318160, 324720, 349976, 357930, 384120, 393723, 437470, 477240, 524964, 572688, 656205, 699952, 715860, 768240, 787446, 874940, 954480, 1049928, 1312410, 1431720, 1574892, 1749880, 1968615, 2099856, 2624820, 2863440, 3149784, 3499760, 3937230, 5249640, 6299568, 7874460, 10499280, 15748920, 31497840]

約数ペア:

[(1, 31497840), (2, 15748920), (3, 10499280), (4, 7874460), (5, 6299568), (6, 5249640), (8, 3937230), (9, 3499760), (10, 3149784), (11, 2863440), (12, 2624820), (15, 2099856), (16, 1968615), (18, 1749880), (20, 1574892), (22, 1431720), (24, 1312410), (30, 1049928), (33, 954480), (36, 874940), (40, 787446), (41, 768240), (44, 715860), (45, 699952), (48, 656205), (55, 572688), (60, 524964), (66, 477240), (72, 437470), (80, 393723), (82, 384120), (88, 357930), (90, 349976), (97, 324720), (99, 318160), (110, 286344), (120, 262482), (123, 256080), (132, 238620), (144, 218735), (164, 192060), (165, 190896), (176, 178965), (180, 174988), (194, 162360), (198, 159080), (205, 153648), (220, 143172), (240, 131241), (246, 128040), (264, 119310), (291, 108240), (328, 96030), (330, 95448), (360, 87494), (369, 85360), (388, 81180), (396, 79540), (410, 76824), (440, 71586), (451, 69840), (485, 64944), (492, 64020), (495, 63632), (528, 59655), (582, 54120), (615, 51216), (656, 48015), (660, 47724), (720, 43747), (738, 42680), (776, 40590), (792, 39770), (820, 38412), (873, 36080), (880, 35793), (902, 34920), (970, 32472), (984, 32010), (990, 31816), (1067, 29520), (1164, 27060), (1230, 25608), (1320, 23862), (1353, 23280), (1455, 21648), (1476, 21340), (1552, 20295), (1584, 19885), (1640, 19206), (1746, 18040), (1804, 17460), (1845, 17072), (1940, 16236), (1968, 16005), (1980, 15908), (2134, 14760), (2255, 13968), (2328, 13530), (2460, 12804), (2640, 11931), (2706, 11640), (2910, 10824), (2952, 10670), (3201, 9840), (3280, 9603), (3492, 9020), (3608, 8730), (3690, 8536), (3880, 8118), (3960, 7954), (3977, 7920), (4059, 7760), (4268, 7380), (4365, 7216), (4510, 6984), (4656, 6765), (4920, 6402), (5335, 5904), (5412, 5820)]