257307000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{199}}^1\times {\mathrm{431}}^1$

素因数の和:654

約数の個数: 128

約数和(自身を含む): 808704000

約数和(自身を除く): 551397000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 199, 200, 250, 300, 375, 398, 431, 500, 597, 600, 750, 796, 862, 995, 1000, 1194, 1293, 1500, 1592, 1724, 1990, 2155, 2388, 2586, 2985, 3000, 3448, 3980, 4310, 4776, 4975, 5172, 5970, 6465, 7960, 8620, 9950, 10344, 10775, 11940, 12930, 14925, 17240, 19900, 21550, 23880, 24875, 25860, 29850, 32325, 39800, 43100, 49750, 51720, 53875, 59700, 64650, 74625, 85769, 86200, 99500, 107750, 119400, 129300, 149250, 161625, 171538, 199000, 215500, 257307, 258600, 298500, 323250, 343076, 428845, 431000, 514614, 597000, 646500, 686152, 857690, 1029228, 1286535, 1293000, 1715380, 2058456, 2144225, 2573070, 3430760, 4288450, 5146140, 6432675, 8576900, 10292280, 10721125, 12865350, 17153800, 21442250, 25730700, 32163375, 42884500, 51461400, 64326750, 85769000, 128653500, 257307000]

約数ペア:

[(1, 257307000), (2, 128653500), (3, 85769000), (4, 64326750), (5, 51461400), (6, 42884500), (8, 32163375), (10, 25730700), (12, 21442250), (15, 17153800), (20, 12865350), (24, 10721125), (25, 10292280), (30, 8576900), (40, 6432675), (50, 5146140), (60, 4288450), (75, 3430760), (100, 2573070), (120, 2144225), (125, 2058456), (150, 1715380), (199, 1293000), (200, 1286535), (250, 1029228), (300, 857690), (375, 686152), (398, 646500), (431, 597000), (500, 514614), (597, 431000), (600, 428845), (750, 343076), (796, 323250), (862, 298500), (995, 258600), (1000, 257307), (1194, 215500), (1293, 199000), (1500, 171538), (1592, 161625), (1724, 149250), (1990, 129300), (2155, 119400), (2388, 107750), (2586, 99500), (2985, 86200), (3000, 85769), (3448, 74625), (3980, 64650), (4310, 59700), (4776, 53875), (4975, 51720), (5172, 49750), (5970, 43100), (6465, 39800), (7960, 32325), (8620, 29850), (9950, 25860), (10344, 24875), (10775, 23880), (11940, 21550), (12930, 19900), (14925, 17240)]