1389429120

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{723661}}^1$

素因数の和:723683

約数の個数: 64

約数和(自身を含む): 4428811440

約数和(自身を除く): 3039382320

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, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 723661, 1447322, 2170983, 2894644, 3618305, 4341966, 5789288, 7236610, 8683932, 10854915, 11578576, 14473220, 17367864, 21709830, 23157152, 28946440, 34735728, 43419660, 46314304, 57892880, 69471456, 86839320, 92628608, 115785760, 138942912, 173678640, 231571520, 277885824, 347357280, 463143040, 694714560, 1389429120]

約数ペア:

[(1, 1389429120), (2, 694714560), (3, 463143040), (4, 347357280), (5, 277885824), (6, 231571520), (8, 173678640), (10, 138942912), (12, 115785760), (15, 92628608), (16, 86839320), (20, 69471456), (24, 57892880), (30, 46314304), (32, 43419660), (40, 34735728), (48, 28946440), (60, 23157152), (64, 21709830), (80, 17367864), (96, 14473220), (120, 11578576), (128, 10854915), (160, 8683932), (192, 7236610), (240, 5789288), (320, 4341966), (384, 3618305), (480, 2894644), (640, 2170983), (960, 1447322), (1920, 723661)]