646674240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{673619}}^1$

素因数の和:673639

約数の個数: 56

約数和(自身を含む): 2053193760

約数和(自身を除く): 1406519520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 673619, 1347238, 2020857, 2694476, 3368095, 4041714, 5388952, 6736190, 8083428, 10104285, 10777904, 13472380, 16166856, 20208570, 21555808, 26944760, 32333712, 40417140, 43111616, 53889520, 64667424, 80834280, 107779040, 129334848, 161668560, 215558080, 323337120, 646674240]

約数ペア:

[(1, 646674240), (2, 323337120), (3, 215558080), (4, 161668560), (5, 129334848), (6, 107779040), (8, 80834280), (10, 64667424), (12, 53889520), (15, 43111616), (16, 40417140), (20, 32333712), (24, 26944760), (30, 21555808), (32, 20208570), (40, 16166856), (48, 13472380), (60, 10777904), (64, 10104285), (80, 8083428), (96, 6736190), (120, 5388952), (160, 4041714), (192, 3368095), (240, 2694476), (320, 2020857), (480, 1347238), (960, 673619)]