128107560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{21787}}^1$

素因数の和:21815

約数の個数: 96

約数和(自身を含む): 447089760

約数和(自身を除く): 318982200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 21787, 43574, 65361, 87148, 108935, 130722, 152509, 174296, 217870, 261444, 305018, 326805, 435740, 457527, 522888, 610036, 653610, 762545, 871480, 915054, 1067563, 1220072, 1307220, 1525090, 1830108, 2135126, 2287635, 2614440, 3050180, 3202689, 3660216, 4270252, 4575270, 5337815, 6100360, 6405378, 8540504, 9150540, 10675630, 12810756, 16013445, 18301080, 21351260, 25621512, 32026890, 42702520, 64053780, 128107560]

約数ペア:

[(1, 128107560), (2, 64053780), (3, 42702520), (4, 32026890), (5, 25621512), (6, 21351260), (7, 18301080), (8, 16013445), (10, 12810756), (12, 10675630), (14, 9150540), (15, 8540504), (20, 6405378), (21, 6100360), (24, 5337815), (28, 4575270), (30, 4270252), (35, 3660216), (40, 3202689), (42, 3050180), (49, 2614440), (56, 2287635), (60, 2135126), (70, 1830108), (84, 1525090), (98, 1307220), (105, 1220072), (120, 1067563), (140, 915054), (147, 871480), (168, 762545), (196, 653610), (210, 610036), (245, 522888), (280, 457527), (294, 435740), (392, 326805), (420, 305018), (490, 261444), (588, 217870), (735, 174296), (840, 152509), (980, 130722), (1176, 108935), (1470, 87148), (1960, 65361), (2940, 43574), (5880, 21787)]