68994940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{3061}}^1$

素因数の和:3107

約数の個数: 72

約数和(自身を含む): 175930272

約数和(自身を除く): 106935332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 805, 980, 1127, 1610, 2254, 3061, 3220, 4508, 5635, 6122, 11270, 12244, 15305, 21427, 22540, 30610, 42854, 61220, 70403, 85708, 107135, 140806, 149989, 214270, 281612, 299978, 352015, 428540, 492821, 599956, 704030, 749945, 985642, 1408060, 1499890, 1971284, 2464105, 2999780, 3449747, 4928210, 6899494, 9856420, 13798988, 17248735, 34497470, 68994940]

約数ペア:

[(1, 68994940), (2, 34497470), (4, 17248735), (5, 13798988), (7, 9856420), (10, 6899494), (14, 4928210), (20, 3449747), (23, 2999780), (28, 2464105), (35, 1971284), (46, 1499890), (49, 1408060), (70, 985642), (92, 749945), (98, 704030), (115, 599956), (140, 492821), (161, 428540), (196, 352015), (230, 299978), (245, 281612), (322, 214270), (460, 149989), (490, 140806), (644, 107135), (805, 85708), (980, 70403), (1127, 61220), (1610, 42854), (2254, 30610), (3061, 22540), (3220, 21427), (4508, 15305), (5635, 12244), (6122, 11270)]