72272960

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11887}}^1$

素因数の和:11923

約数の個数: 56

約数和(自身を含む): 181173120

約数和(自身を除く): 108900160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 11887, 23774, 47548, 59435, 95096, 118870, 190192, 225853, 237740, 380384, 451706, 475480, 760768, 903412, 950960, 1129265, 1806824, 1901920, 2258530, 3613648, 3803840, 4517060, 7227296, 9034120, 14454592, 18068240, 36136480, 72272960]

約数ペア:

[(1, 72272960), (2, 36136480), (4, 18068240), (5, 14454592), (8, 9034120), (10, 7227296), (16, 4517060), (19, 3803840), (20, 3613648), (32, 2258530), (38, 1901920), (40, 1806824), (64, 1129265), (76, 950960), (80, 903412), (95, 760768), (152, 475480), (160, 451706), (190, 380384), (304, 237740), (320, 225853), (380, 190192), (608, 118870), (760, 95096), (1216, 59435), (1520, 47548), (3040, 23774), (6080, 11887)]