72633680

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{2647}}^1$

素因数の和:2681

約数の個数: 80

約数和(自身を含む): 197011200

約数和(自身を除く): 124377520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1960, 2647, 2744, 3430, 3920, 5294, 5488, 6860, 10588, 13235, 13720, 18529, 21176, 26470, 27440, 37058, 42352, 52940, 74116, 92645, 105880, 129703, 148232, 185290, 211760, 259406, 296464, 370580, 518812, 648515, 741160, 907921, 1037624, 1297030, 1482320, 1815842, 2075248, 2594060, 3631684, 4539605, 5188120, 7263368, 9079210, 10376240, 14526736, 18158420, 36316840, 72633680]

約数ペア:

[(1, 72633680), (2, 36316840), (4, 18158420), (5, 14526736), (7, 10376240), (8, 9079210), (10, 7263368), (14, 5188120), (16, 4539605), (20, 3631684), (28, 2594060), (35, 2075248), (40, 1815842), (49, 1482320), (56, 1297030), (70, 1037624), (80, 907921), (98, 741160), (112, 648515), (140, 518812), (196, 370580), (245, 296464), (280, 259406), (343, 211760), (392, 185290), (490, 148232), (560, 129703), (686, 105880), (784, 92645), (980, 74116), (1372, 52940), (1715, 42352), (1960, 37058), (2647, 27440), (2744, 26470), (3430, 21176), (3920, 18529), (5294, 13720), (5488, 13235), (6860, 10588)]