81789000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:360

約数の個数: 128

約数和(自身を含む): 258336000

約数和(自身を除く): 176547000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 137, 150, 199, 200, 250, 274, 300, 375, 398, 411, 500, 548, 597, 600, 685, 750, 796, 822, 995, 1000, 1096, 1194, 1370, 1500, 1592, 1644, 1990, 2055, 2388, 2740, 2985, 3000, 3288, 3425, 3980, 4110, 4776, 4975, 5480, 5970, 6850, 7960, 8220, 9950, 10275, 11940, 13700, 14925, 16440, 17125, 19900, 20550, 23880, 24875, 27263, 27400, 29850, 34250, 39800, 41100, 49750, 51375, 54526, 59700, 68500, 74625, 81789, 82200, 99500, 102750, 109052, 119400, 136315, 137000, 149250, 163578, 199000, 205500, 218104, 272630, 298500, 327156, 408945, 411000, 545260, 597000, 654312, 681575, 817890, 1090520, 1363150, 1635780, 2044725, 2726300, 3271560, 3407875, 4089450, 5452600, 6815750, 8178900, 10223625, 13631500, 16357800, 20447250, 27263000, 40894500, 81789000]

約数ペア:

[(1, 81789000), (2, 40894500), (3, 27263000), (4, 20447250), (5, 16357800), (6, 13631500), (8, 10223625), (10, 8178900), (12, 6815750), (15, 5452600), (20, 4089450), (24, 3407875), (25, 3271560), (30, 2726300), (40, 2044725), (50, 1635780), (60, 1363150), (75, 1090520), (100, 817890), (120, 681575), (125, 654312), (137, 597000), (150, 545260), (199, 411000), (200, 408945), (250, 327156), (274, 298500), (300, 272630), (375, 218104), (398, 205500), (411, 199000), (500, 163578), (548, 149250), (597, 137000), (600, 136315), (685, 119400), (750, 109052), (796, 102750), (822, 99500), (995, 82200), (1000, 81789), (1096, 74625), (1194, 68500), (1370, 59700), (1500, 54526), (1592, 51375), (1644, 49750), (1990, 41100), (2055, 39800), (2388, 34250), (2740, 29850), (2985, 27400), (3000, 27263), (3288, 24875), (3425, 23880), (3980, 20550), (4110, 19900), (4776, 17125), (4975, 16440), (5480, 14925), (5970, 13700), (6850, 11940), (7960, 10275), (8220, 9950)]