64227720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{1721}}^1$

素因数の和:2046

約数の個数: 64

約数和(自身を含む): 193415040

約数和(自身を除く): 129187320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 311, 622, 933, 1244, 1555, 1721, 1866, 2488, 3110, 3442, 3732, 4665, 5163, 6220, 6884, 7464, 8605, 9330, 10326, 12440, 13768, 17210, 18660, 20652, 25815, 34420, 37320, 41304, 51630, 68840, 103260, 206520, 535231, 1070462, 1605693, 2140924, 2676155, 3211386, 4281848, 5352310, 6422772, 8028465, 10704620, 12845544, 16056930, 21409240, 32113860, 64227720]

約数ペア:

[(1, 64227720), (2, 32113860), (3, 21409240), (4, 16056930), (5, 12845544), (6, 10704620), (8, 8028465), (10, 6422772), (12, 5352310), (15, 4281848), (20, 3211386), (24, 2676155), (30, 2140924), (40, 1605693), (60, 1070462), (120, 535231), (311, 206520), (622, 103260), (933, 68840), (1244, 51630), (1555, 41304), (1721, 37320), (1866, 34420), (2488, 25815), (3110, 20652), (3442, 18660), (3732, 17210), (4665, 13768), (5163, 12440), (6220, 10326), (6884, 9330), (7464, 8605)]