320541000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{8219}}^1$

素因数の和:8256

約数の個数: 128

約数和(自身を含む): 1077148800

約数和(自身を除く): 756607800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 125, 130, 150, 156, 195, 200, 250, 260, 300, 312, 325, 375, 390, 500, 520, 600, 650, 750, 780, 975, 1000, 1300, 1500, 1560, 1625, 1950, 2600, 3000, 3250, 3900, 4875, 6500, 7800, 8219, 9750, 13000, 16438, 19500, 24657, 32876, 39000, 41095, 49314, 65752, 82190, 98628, 106847, 123285, 164380, 197256, 205475, 213694, 246570, 320541, 328760, 410950, 427388, 493140, 534235, 616425, 641082, 821900, 854776, 986280, 1027375, 1068470, 1232850, 1282164, 1602705, 1643800, 2054750, 2136940, 2465700, 2564328, 2671175, 3082125, 3205410, 4109500, 4273880, 4931400, 5342350, 6164250, 6410820, 8013525, 8219000, 10684700, 12328500, 12821640, 13355875, 16027050, 21369400, 24657000, 26711750, 32054100, 40067625, 53423500, 64108200, 80135250, 106847000, 160270500, 320541000]

約数ペア:

[(1, 320541000), (2, 160270500), (3, 106847000), (4, 80135250), (5, 64108200), (6, 53423500), (8, 40067625), (10, 32054100), (12, 26711750), (13, 24657000), (15, 21369400), (20, 16027050), (24, 13355875), (25, 12821640), (26, 12328500), (30, 10684700), (39, 8219000), (40, 8013525), (50, 6410820), (52, 6164250), (60, 5342350), (65, 4931400), (75, 4273880), (78, 4109500), (100, 3205410), (104, 3082125), (120, 2671175), (125, 2564328), (130, 2465700), (150, 2136940), (156, 2054750), (195, 1643800), (200, 1602705), (250, 1282164), (260, 1232850), (300, 1068470), (312, 1027375), (325, 986280), (375, 854776), (390, 821900), (500, 641082), (520, 616425), (600, 534235), (650, 493140), (750, 427388), (780, 410950), (975, 328760), (1000, 320541), (1300, 246570), (1500, 213694), (1560, 205475), (1625, 197256), (1950, 164380), (2600, 123285), (3000, 106847), (3250, 98628), (3900, 82190), (4875, 65752), (6500, 49314), (7800, 41095), (8219, 39000), (9750, 32876), (13000, 24657), (16438, 19500)]