66674640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{787}}^1$

素因数の和:1156

約数の個数: 80

約数和(自身を含む): 207540288

約数和(自身を除く): 140865648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 353, 706, 787, 1059, 1412, 1574, 1765, 2118, 2361, 2824, 3148, 3530, 3935, 4236, 4722, 5295, 5648, 6296, 7060, 7870, 8472, 9444, 10590, 11805, 12592, 14120, 15740, 16944, 18888, 21180, 23610, 28240, 31480, 37776, 42360, 47220, 62960, 84720, 94440, 188880, 277811, 555622, 833433, 1111244, 1389055, 1666866, 2222488, 2778110, 3333732, 4167165, 4444976, 5556220, 6667464, 8334330, 11112440, 13334928, 16668660, 22224880, 33337320, 66674640]

約数ペア:

[(1, 66674640), (2, 33337320), (3, 22224880), (4, 16668660), (5, 13334928), (6, 11112440), (8, 8334330), (10, 6667464), (12, 5556220), (15, 4444976), (16, 4167165), (20, 3333732), (24, 2778110), (30, 2222488), (40, 1666866), (48, 1389055), (60, 1111244), (80, 833433), (120, 555622), (240, 277811), (353, 188880), (706, 94440), (787, 84720), (1059, 62960), (1412, 47220), (1574, 42360), (1765, 37776), (2118, 31480), (2361, 28240), (2824, 23610), (3148, 21180), (3530, 18888), (3935, 16944), (4236, 15740), (4722, 14120), (5295, 12592), (5648, 11805), (6296, 10590), (7060, 9444), (7870, 8472)]