68976800

素因数分解:

$2^5\times 5^2\times {\mathrm{151}}^1\times {\mathrm{571}}^1$

素因数の和:742

約数の個数: 72

約数和(自身を含む): 169801632

約数和(自身を除く): 100824832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 151, 160, 200, 302, 400, 571, 604, 755, 800, 1142, 1208, 1510, 2284, 2416, 2855, 3020, 3775, 4568, 4832, 5710, 6040, 7550, 9136, 11420, 12080, 14275, 15100, 18272, 22840, 24160, 28550, 30200, 45680, 57100, 60400, 86221, 91360, 114200, 120800, 172442, 228400, 344884, 431105, 456800, 689768, 862210, 1379536, 1724420, 2155525, 2759072, 3448840, 4311050, 6897680, 8622100, 13795360, 17244200, 34488400, 68976800]

約数ペア:

[(1, 68976800), (2, 34488400), (4, 17244200), (5, 13795360), (8, 8622100), (10, 6897680), (16, 4311050), (20, 3448840), (25, 2759072), (32, 2155525), (40, 1724420), (50, 1379536), (80, 862210), (100, 689768), (151, 456800), (160, 431105), (200, 344884), (302, 228400), (400, 172442), (571, 120800), (604, 114200), (755, 91360), (800, 86221), (1142, 60400), (1208, 57100), (1510, 45680), (2284, 30200), (2416, 28550), (2855, 24160), (3020, 22840), (3775, 18272), (4568, 15100), (4832, 14275), (5710, 12080), (6040, 11420), (7550, 9136)]