320827400

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{743}}^1$

素因数の和:903

約数の個数: 96

約数和(自身を含む): 797091840

約数和(自身を除く): 476264440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 127, 136, 170, 200, 254, 340, 425, 508, 635, 680, 743, 850, 1016, 1270, 1486, 1700, 2159, 2540, 2972, 3175, 3400, 3715, 4318, 5080, 5944, 6350, 7430, 8636, 10795, 12631, 12700, 14860, 17272, 18575, 21590, 25262, 25400, 29720, 37150, 43180, 50524, 53975, 63155, 74300, 86360, 94361, 101048, 107950, 126310, 148600, 188722, 215900, 252620, 315775, 377444, 431800, 471805, 505240, 631550, 754888, 943610, 1263100, 1604137, 1887220, 2359025, 2526200, 3208274, 3774440, 4718050, 6416548, 8020685, 9436100, 12833096, 16041370, 18872200, 32082740, 40103425, 64165480, 80206850, 160413700, 320827400]

約数ペア:

[(1, 320827400), (2, 160413700), (4, 80206850), (5, 64165480), (8, 40103425), (10, 32082740), (17, 18872200), (20, 16041370), (25, 12833096), (34, 9436100), (40, 8020685), (50, 6416548), (68, 4718050), (85, 3774440), (100, 3208274), (127, 2526200), (136, 2359025), (170, 1887220), (200, 1604137), (254, 1263100), (340, 943610), (425, 754888), (508, 631550), (635, 505240), (680, 471805), (743, 431800), (850, 377444), (1016, 315775), (1270, 252620), (1486, 215900), (1700, 188722), (2159, 148600), (2540, 126310), (2972, 107950), (3175, 101048), (3400, 94361), (3715, 86360), (4318, 74300), (5080, 63155), (5944, 53975), (6350, 50524), (7430, 43180), (8636, 37150), (10795, 29720), (12631, 25400), (12700, 25262), (14860, 21590), (17272, 18575)]