39444360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1279}}^1$

素因数の和:1550

約数の個数: 64

約数和(自身を含む): 118886400

約数和(自身を除く): 79442040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 257, 514, 771, 1028, 1279, 1285, 1542, 2056, 2558, 2570, 3084, 3837, 3855, 5116, 5140, 6168, 6395, 7674, 7710, 10232, 10280, 12790, 15348, 15420, 19185, 25580, 30696, 30840, 38370, 51160, 76740, 153480, 328703, 657406, 986109, 1314812, 1643515, 1972218, 2629624, 3287030, 3944436, 4930545, 6574060, 7888872, 9861090, 13148120, 19722180, 39444360]

約数ペア:

[(1, 39444360), (2, 19722180), (3, 13148120), (4, 9861090), (5, 7888872), (6, 6574060), (8, 4930545), (10, 3944436), (12, 3287030), (15, 2629624), (20, 1972218), (24, 1643515), (30, 1314812), (40, 986109), (60, 657406), (120, 328703), (257, 153480), (514, 76740), (771, 51160), (1028, 38370), (1279, 30840), (1285, 30696), (1542, 25580), (2056, 19185), (2558, 15420), (2570, 15348), (3084, 12790), (3837, 10280), (3855, 10232), (5116, 7710), (5140, 7674), (6168, 6395)]