1388345040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{1928257}}^1$

素因数の和:1928276

約数の個数: 60

約数和(自身を含む): 4662527844

約数和(自身を除く): 3274182804

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 1928257, 3856514, 5784771, 7713028, 9641285, 11569542, 15426056, 17354313, 19282570, 23139084, 28923855, 30852112, 34708626, 38565140, 46278168, 57847710, 69417252, 77130280, 86771565, 92556336, 115695420, 138834504, 154260560, 173543130, 231390840, 277669008, 347086260, 462781680, 694172520, 1388345040]

約数ペア:

[(1, 1388345040), (2, 694172520), (3, 462781680), (4, 347086260), (5, 277669008), (6, 231390840), (8, 173543130), (9, 154260560), (10, 138834504), (12, 115695420), (15, 92556336), (16, 86771565), (18, 77130280), (20, 69417252), (24, 57847710), (30, 46278168), (36, 38565140), (40, 34708626), (45, 30852112), (48, 28923855), (60, 23139084), (72, 19282570), (80, 17354313), (90, 15426056), (120, 11569542), (144, 9641285), (180, 7713028), (240, 5784771), (360, 3856514), (720, 1928257)]