140467840

素因数分解:

$2^7\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1579}}^1$

素因数の和:1737

約数の個数: 64

約数和(自身を含む): 338436000

約数和(自身を除く): 197968160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 278, 320, 556, 640, 695, 1112, 1390, 1579, 2224, 2780, 3158, 4448, 5560, 6316, 7895, 8896, 11120, 12632, 15790, 17792, 22240, 25264, 31580, 44480, 50528, 63160, 88960, 101056, 126320, 202112, 219481, 252640, 438962, 505280, 877924, 1010560, 1097405, 1755848, 2194810, 3511696, 4389620, 7023392, 8779240, 14046784, 17558480, 28093568, 35116960, 70233920, 140467840]

約数ペア:

[(1, 140467840), (2, 70233920), (4, 35116960), (5, 28093568), (8, 17558480), (10, 14046784), (16, 8779240), (20, 7023392), (32, 4389620), (40, 3511696), (64, 2194810), (80, 1755848), (128, 1097405), (139, 1010560), (160, 877924), (278, 505280), (320, 438962), (556, 252640), (640, 219481), (695, 202112), (1112, 126320), (1390, 101056), (1579, 88960), (2224, 63160), (2780, 50528), (3158, 44480), (4448, 31580), (5560, 25264), (6316, 22240), (7895, 17792), (8896, 15790), (11120, 12632)]