64737240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{839}}^1$

素因数の和:1496

約数の個数: 64

約数和(自身を含む): 194745600

約数和(自身を除く): 130008360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 643, 839, 1286, 1678, 1929, 2517, 2572, 3215, 3356, 3858, 4195, 5034, 5144, 6430, 6712, 7716, 8390, 9645, 10068, 12585, 12860, 15432, 16780, 19290, 20136, 25170, 25720, 33560, 38580, 50340, 77160, 100680, 539477, 1078954, 1618431, 2157908, 2697385, 3236862, 4315816, 5394770, 6473724, 8092155, 10789540, 12947448, 16184310, 21579080, 32368620, 64737240]

約数ペア:

[(1, 64737240), (2, 32368620), (3, 21579080), (4, 16184310), (5, 12947448), (6, 10789540), (8, 8092155), (10, 6473724), (12, 5394770), (15, 4315816), (20, 3236862), (24, 2697385), (30, 2157908), (40, 1618431), (60, 1078954), (120, 539477), (643, 100680), (839, 77160), (1286, 50340), (1678, 38580), (1929, 33560), (2517, 25720), (2572, 25170), (3215, 20136), (3356, 19290), (3858, 16780), (4195, 15432), (5034, 12860), (5144, 12585), (6430, 10068), (6712, 9645), (7716, 8390)]