65998240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{487}}^1$

素因数の和:531

約数の個数: 144

約数和(自身を含む): 196269696

約数和(自身を除く): 130271456

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 121, 140, 154, 160, 176, 220, 224, 242, 280, 308, 352, 385, 440, 484, 487, 560, 605, 616, 770, 847, 880, 968, 974, 1120, 1210, 1232, 1540, 1694, 1760, 1936, 1948, 2420, 2435, 2464, 3080, 3388, 3409, 3872, 3896, 4235, 4840, 4870, 5357, 6160, 6776, 6818, 7792, 8470, 9680, 9740, 10714, 12320, 13552, 13636, 15584, 16940, 17045, 19360, 19480, 21428, 26785, 27104, 27272, 33880, 34090, 37499, 38960, 42856, 53570, 54544, 58927, 67760, 68180, 74998, 77920, 85712, 107140, 109088, 117854, 135520, 136360, 149996, 171424, 187495, 214280, 235708, 272720, 294635, 299992, 374990, 412489, 428560, 471416, 545440, 589270, 599984, 749980, 824978, 857120, 942832, 1178540, 1199968, 1499960, 1649956, 1885664, 2062445, 2357080, 2999920, 3299912, 4124890, 4714160, 5999840, 6599824, 8249780, 9428320, 13199648, 16499560, 32999120, 65998240]

約数ペア:

[(1, 65998240), (2, 32999120), (4, 16499560), (5, 13199648), (7, 9428320), (8, 8249780), (10, 6599824), (11, 5999840), (14, 4714160), (16, 4124890), (20, 3299912), (22, 2999920), (28, 2357080), (32, 2062445), (35, 1885664), (40, 1649956), (44, 1499960), (55, 1199968), (56, 1178540), (70, 942832), (77, 857120), (80, 824978), (88, 749980), (110, 599984), (112, 589270), (121, 545440), (140, 471416), (154, 428560), (160, 412489), (176, 374990), (220, 299992), (224, 294635), (242, 272720), (280, 235708), (308, 214280), (352, 187495), (385, 171424), (440, 149996), (484, 136360), (487, 135520), (560, 117854), (605, 109088), (616, 107140), (770, 85712), (847, 77920), (880, 74998), (968, 68180), (974, 67760), (1120, 58927), (1210, 54544), (1232, 53570), (1540, 42856), (1694, 38960), (1760, 37499), (1936, 34090), (1948, 33880), (2420, 27272), (2435, 27104), (2464, 26785), (3080, 21428), (3388, 19480), (3409, 19360), (3872, 17045), (3896, 16940), (4235, 15584), (4840, 13636), (4870, 13552), (5357, 12320), (6160, 10714), (6776, 9740), (6818, 9680), (7792, 8470)]