71280648

素因数分解:

$2^3\times 3^5\times {\mathrm{37}}^1\times {\mathrm{991}}^1$

素因数の和:1049

約数の個数: 96

約数和(自身を含む): 205820160

約数和(自身を除く): 134539512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 37, 54, 72, 74, 81, 108, 111, 148, 162, 216, 222, 243, 296, 324, 333, 444, 486, 648, 666, 888, 972, 991, 999, 1332, 1944, 1982, 1998, 2664, 2973, 2997, 3964, 3996, 5946, 5994, 7928, 7992, 8919, 8991, 11892, 11988, 17838, 17982, 23784, 23976, 26757, 35676, 35964, 36667, 53514, 71352, 71928, 73334, 80271, 107028, 110001, 146668, 160542, 214056, 220002, 240813, 293336, 321084, 330003, 440004, 481626, 642168, 660006, 880008, 963252, 990009, 1320012, 1926504, 1980018, 2640024, 2970027, 3960036, 5940054, 7920072, 8910081, 11880108, 17820162, 23760216, 35640324, 71280648]

約数ペア:

[(1, 71280648), (2, 35640324), (3, 23760216), (4, 17820162), (6, 11880108), (8, 8910081), (9, 7920072), (12, 5940054), (18, 3960036), (24, 2970027), (27, 2640024), (36, 1980018), (37, 1926504), (54, 1320012), (72, 990009), (74, 963252), (81, 880008), (108, 660006), (111, 642168), (148, 481626), (162, 440004), (216, 330003), (222, 321084), (243, 293336), (296, 240813), (324, 220002), (333, 214056), (444, 160542), (486, 146668), (648, 110001), (666, 107028), (888, 80271), (972, 73334), (991, 71928), (999, 71352), (1332, 53514), (1944, 36667), (1982, 35964), (1998, 35676), (2664, 26757), (2973, 23976), (2997, 23784), (3964, 17982), (3996, 17838), (5946, 11988), (5994, 11892), (7928, 8991), (7992, 8919)]