678712000

素因数分解:

$2^6\times 5^3\times {\mathrm{43}}^1\times {\mathrm{1973}}^1$

素因数の和:2043

約数の個数: 112

約数和(自身を含む): 1720791072

約数和(自身を除く): 1042079072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 64, 80, 86, 100, 125, 160, 172, 200, 215, 250, 320, 344, 400, 430, 500, 688, 800, 860, 1000, 1075, 1376, 1600, 1720, 1973, 2000, 2150, 2752, 3440, 3946, 4000, 4300, 5375, 6880, 7892, 8000, 8600, 9865, 10750, 13760, 15784, 17200, 19730, 21500, 31568, 34400, 39460, 43000, 49325, 63136, 68800, 78920, 84839, 86000, 98650, 126272, 157840, 169678, 172000, 197300, 246625, 315680, 339356, 344000, 394600, 424195, 493250, 631360, 678712, 789200, 848390, 986500, 1357424, 1578400, 1696780, 1973000, 2120975, 2714848, 3156800, 3393560, 3946000, 4241950, 5429696, 6787120, 7892000, 8483900, 10604875, 13574240, 15784000, 16967800, 21209750, 27148480, 33935600, 42419500, 67871200, 84839000, 135742400, 169678000, 339356000, 678712000]

約数ペア:

[(1, 678712000), (2, 339356000), (4, 169678000), (5, 135742400), (8, 84839000), (10, 67871200), (16, 42419500), (20, 33935600), (25, 27148480), (32, 21209750), (40, 16967800), (43, 15784000), (50, 13574240), (64, 10604875), (80, 8483900), (86, 7892000), (100, 6787120), (125, 5429696), (160, 4241950), (172, 3946000), (200, 3393560), (215, 3156800), (250, 2714848), (320, 2120975), (344, 1973000), (400, 1696780), (430, 1578400), (500, 1357424), (688, 986500), (800, 848390), (860, 789200), (1000, 678712), (1075, 631360), (1376, 493250), (1600, 424195), (1720, 394600), (1973, 344000), (2000, 339356), (2150, 315680), (2752, 246625), (3440, 197300), (3946, 172000), (4000, 169678), (4300, 157840), (5375, 126272), (6880, 98650), (7892, 86000), (8000, 84839), (8600, 78920), (9865, 68800), (10750, 63136), (13760, 49325), (15784, 43000), (17200, 39460), (19730, 34400), (21500, 31568)]