247827580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12379}}^1$

素因数の和:12419

約数の個数: 96

約数和(自身を含む): 698826240

約数和(自身を除く): 450998660

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 182, 220, 260, 286, 308, 364, 385, 455, 572, 715, 770, 910, 1001, 1430, 1540, 1820, 2002, 2860, 4004, 5005, 10010, 12379, 20020, 24758, 49516, 61895, 86653, 123790, 136169, 160927, 173306, 247580, 272338, 321854, 346612, 433265, 544676, 643708, 680845, 804635, 866530, 953183, 1126489, 1361690, 1609270, 1733060, 1770197, 1906366, 2252978, 2723380, 3218540, 3540394, 3812732, 4505956, 4765915, 5632445, 7080788, 8850985, 9531830, 11264890, 12391379, 17701970, 19063660, 22529780, 24782758, 35403940, 49565516, 61956895, 123913790, 247827580]

約数ペア:

[(1, 247827580), (2, 123913790), (4, 61956895), (5, 49565516), (7, 35403940), (10, 24782758), (11, 22529780), (13, 19063660), (14, 17701970), (20, 12391379), (22, 11264890), (26, 9531830), (28, 8850985), (35, 7080788), (44, 5632445), (52, 4765915), (55, 4505956), (65, 3812732), (70, 3540394), (77, 3218540), (91, 2723380), (110, 2252978), (130, 1906366), (140, 1770197), (143, 1733060), (154, 1609270), (182, 1361690), (220, 1126489), (260, 953183), (286, 866530), (308, 804635), (364, 680845), (385, 643708), (455, 544676), (572, 433265), (715, 346612), (770, 321854), (910, 272338), (1001, 247580), (1430, 173306), (1540, 160927), (1820, 136169), (2002, 123790), (2860, 86653), (4004, 61895), (5005, 49516), (10010, 24758), (12379, 20020)]