2678784656

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{463}}^1$

素因数の和:816

約数の個数: 80

約数和(自身を含む): 5592499200

約数和(自身を除く): 2913714544

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 89, 136, 178, 239, 272, 356, 463, 478, 712, 926, 956, 1424, 1513, 1852, 1912, 3026, 3704, 3824, 4063, 6052, 7408, 7871, 8126, 12104, 15742, 16252, 21271, 24208, 31484, 32504, 41207, 42542, 62968, 65008, 82414, 85084, 110657, 125936, 164828, 170168, 221314, 329656, 340336, 361607, 442628, 659312, 700519, 723214, 885256, 1401038, 1446428, 1770512, 1881169, 2802076, 2892856, 3762338, 5604152, 5785712, 7524676, 9848473, 11208304, 15049352, 19696946, 30098704, 39393892, 78787784, 157575568, 167424041, 334848082, 669696164, 1339392328, 2678784656]

約数ペア:

[(1, 2678784656), (2, 1339392328), (4, 669696164), (8, 334848082), (16, 167424041), (17, 157575568), (34, 78787784), (68, 39393892), (89, 30098704), (136, 19696946), (178, 15049352), (239, 11208304), (272, 9848473), (356, 7524676), (463, 5785712), (478, 5604152), (712, 3762338), (926, 2892856), (956, 2802076), (1424, 1881169), (1513, 1770512), (1852, 1446428), (1912, 1401038), (3026, 885256), (3704, 723214), (3824, 700519), (4063, 659312), (6052, 442628), (7408, 361607), (7871, 340336), (8126, 329656), (12104, 221314), (15742, 170168), (16252, 164828), (21271, 125936), (24208, 110657), (31484, 85084), (32504, 82414), (41207, 65008), (42542, 62968)]