72576640

素因数分解:

$2^7\times 5^1\times {\mathrm{151}}^1\times {\mathrm{751}}^1$

素因数の和:921

約数の個数: 64

約数和(自身を含む): 174885120

約数和(自身を除く): 102308480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 151, 160, 302, 320, 604, 640, 751, 755, 1208, 1502, 1510, 2416, 3004, 3020, 3755, 4832, 6008, 6040, 7510, 9664, 12016, 12080, 15020, 19328, 24032, 24160, 30040, 48064, 48320, 60080, 96128, 96640, 113401, 120160, 226802, 240320, 453604, 480640, 567005, 907208, 1134010, 1814416, 2268020, 3628832, 4536040, 7257664, 9072080, 14515328, 18144160, 36288320, 72576640]

約数ペア:

[(1, 72576640), (2, 36288320), (4, 18144160), (5, 14515328), (8, 9072080), (10, 7257664), (16, 4536040), (20, 3628832), (32, 2268020), (40, 1814416), (64, 1134010), (80, 907208), (128, 567005), (151, 480640), (160, 453604), (302, 240320), (320, 226802), (604, 120160), (640, 113401), (751, 96640), (755, 96128), (1208, 60080), (1502, 48320), (1510, 48064), (2416, 30040), (3004, 24160), (3020, 24032), (3755, 19328), (4832, 15020), (6008, 12080), (6040, 12016), (7510, 9664)]