72368960

素因数分解:

$2^6\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1627}}^1$

素因数の和:1783

約数の個数: 56

約数和(自身を含む): 173675040

約数和(自身を除く): 101306080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 139, 160, 278, 320, 556, 695, 1112, 1390, 1627, 2224, 2780, 3254, 4448, 5560, 6508, 8135, 8896, 11120, 13016, 16270, 22240, 26032, 32540, 44480, 52064, 65080, 104128, 130160, 226153, 260320, 452306, 520640, 904612, 1130765, 1809224, 2261530, 3618448, 4523060, 7236896, 9046120, 14473792, 18092240, 36184480, 72368960]

約数ペア:

[(1, 72368960), (2, 36184480), (4, 18092240), (5, 14473792), (8, 9046120), (10, 7236896), (16, 4523060), (20, 3618448), (32, 2261530), (40, 1809224), (64, 1130765), (80, 904612), (139, 520640), (160, 452306), (278, 260320), (320, 226153), (556, 130160), (695, 104128), (1112, 65080), (1390, 52064), (1627, 44480), (2224, 32540), (2780, 26032), (3254, 22240), (4448, 16270), (5560, 13016), (6508, 11120), (8135, 8896)]