71772880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2053}}^1$

素因数の和:2108

約数の個数: 80

約数和(自身を含む): 183381120

約数和(自身を除く): 111608240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 92, 95, 115, 152, 184, 190, 230, 304, 368, 380, 437, 460, 760, 874, 920, 1520, 1748, 1840, 2053, 2185, 3496, 4106, 4370, 6992, 8212, 8740, 10265, 16424, 17480, 20530, 32848, 34960, 39007, 41060, 47219, 78014, 82120, 94438, 156028, 164240, 188876, 195035, 236095, 312056, 377752, 390070, 472190, 624112, 755504, 780140, 897161, 944380, 1560280, 1794322, 1888760, 3120560, 3588644, 3777520, 4485805, 7177288, 8971610, 14354576, 17943220, 35886440, 71772880]

約数ペア:

[(1, 71772880), (2, 35886440), (4, 17943220), (5, 14354576), (8, 8971610), (10, 7177288), (16, 4485805), (19, 3777520), (20, 3588644), (23, 3120560), (38, 1888760), (40, 1794322), (46, 1560280), (76, 944380), (80, 897161), (92, 780140), (95, 755504), (115, 624112), (152, 472190), (184, 390070), (190, 377752), (230, 312056), (304, 236095), (368, 195035), (380, 188876), (437, 164240), (460, 156028), (760, 94438), (874, 82120), (920, 78014), (1520, 47219), (1748, 41060), (1840, 39007), (2053, 34960), (2185, 32848), (3496, 20530), (4106, 17480), (4370, 16424), (6992, 10265), (8212, 8740)]