205108440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{263}}^1$

素因数の和:441

約数の個数: 128

約数和(自身を含む): 633346560

約数和(自身を除く): 428238120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 97, 120, 134, 194, 201, 263, 268, 291, 335, 388, 402, 485, 526, 536, 582, 670, 776, 789, 804, 970, 1005, 1052, 1164, 1315, 1340, 1455, 1578, 1608, 1940, 2010, 2104, 2328, 2630, 2680, 2910, 3156, 3880, 3945, 4020, 5260, 5820, 6312, 6499, 7890, 8040, 10520, 11640, 12998, 15780, 17621, 19497, 25511, 25996, 31560, 32495, 35242, 38994, 51022, 51992, 52863, 64990, 70484, 76533, 77988, 88105, 97485, 102044, 105726, 127555, 129980, 140968, 153066, 155976, 176210, 194970, 204088, 211452, 255110, 259960, 264315, 306132, 352420, 382665, 389940, 422904, 510220, 528630, 612264, 704840, 765330, 779880, 1020440, 1057260, 1530660, 1709237, 2114520, 3061320, 3418474, 5127711, 6836948, 8546185, 10255422, 13673896, 17092370, 20510844, 25638555, 34184740, 41021688, 51277110, 68369480, 102554220, 205108440]

約数ペア:

[(1, 205108440), (2, 102554220), (3, 68369480), (4, 51277110), (5, 41021688), (6, 34184740), (8, 25638555), (10, 20510844), (12, 17092370), (15, 13673896), (20, 10255422), (24, 8546185), (30, 6836948), (40, 5127711), (60, 3418474), (67, 3061320), (97, 2114520), (120, 1709237), (134, 1530660), (194, 1057260), (201, 1020440), (263, 779880), (268, 765330), (291, 704840), (335, 612264), (388, 528630), (402, 510220), (485, 422904), (526, 389940), (536, 382665), (582, 352420), (670, 306132), (776, 264315), (789, 259960), (804, 255110), (970, 211452), (1005, 204088), (1052, 194970), (1164, 176210), (1315, 155976), (1340, 153066), (1455, 140968), (1578, 129980), (1608, 127555), (1940, 105726), (2010, 102044), (2104, 97485), (2328, 88105), (2630, 77988), (2680, 76533), (2910, 70484), (3156, 64990), (3880, 52863), (3945, 51992), (4020, 51022), (5260, 38994), (5820, 35242), (6312, 32495), (6499, 31560), (7890, 25996), (8040, 25511), (10520, 19497), (11640, 17621), (12998, 15780)]