78554280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5501}}^1$

素因数の和:5539

約数の個数: 128

約数和(自身を含む): 285223680

約数和(自身を除く): 206669400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2040, 2380, 2856, 3570, 4760, 5501, 7140, 11002, 14280, 16503, 22004, 27505, 33006, 38507, 44008, 55010, 66012, 77014, 82515, 93517, 110020, 115521, 132024, 154028, 165030, 187034, 192535, 220040, 231042, 280551, 308056, 330060, 374068, 385070, 462084, 467585, 561102, 577605, 654619, 660120, 748136, 770140, 924168, 935170, 1122204, 1155210, 1309238, 1402755, 1540280, 1870340, 1963857, 2244408, 2310420, 2618476, 2805510, 3273095, 3740680, 3927714, 4620840, 5236952, 5611020, 6546190, 7855428, 9819285, 11222040, 13092380, 15710856, 19638570, 26184760, 39277140, 78554280]

約数ペア:

[(1, 78554280), (2, 39277140), (3, 26184760), (4, 19638570), (5, 15710856), (6, 13092380), (7, 11222040), (8, 9819285), (10, 7855428), (12, 6546190), (14, 5611020), (15, 5236952), (17, 4620840), (20, 3927714), (21, 3740680), (24, 3273095), (28, 2805510), (30, 2618476), (34, 2310420), (35, 2244408), (40, 1963857), (42, 1870340), (51, 1540280), (56, 1402755), (60, 1309238), (68, 1155210), (70, 1122204), (84, 935170), (85, 924168), (102, 770140), (105, 748136), (119, 660120), (120, 654619), (136, 577605), (140, 561102), (168, 467585), (170, 462084), (204, 385070), (210, 374068), (238, 330060), (255, 308056), (280, 280551), (340, 231042), (357, 220040), (408, 192535), (420, 187034), (476, 165030), (510, 154028), (595, 132024), (680, 115521), (714, 110020), (840, 93517), (952, 82515), (1020, 77014), (1190, 66012), (1428, 55010), (1785, 44008), (2040, 38507), (2380, 33006), (2856, 27505), (3570, 22004), (4760, 16503), (5501, 14280), (7140, 11002)]