868631680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{193891}}^1$

素因数の和:193917

約数の個数: 64

約数和(自身を含む): 2373238080

約数和(自身を除く): 1504606400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 193891, 387782, 775564, 969455, 1357237, 1551128, 1938910, 2714474, 3102256, 3877820, 5428948, 6204512, 6786185, 7755640, 10857896, 12409024, 13572370, 15511280, 21715792, 24818048, 27144740, 31022560, 43431584, 54289480, 62045120, 86863168, 108578960, 124090240, 173726336, 217157920, 434315840, 868631680]

約数ペア:

[(1, 868631680), (2, 434315840), (4, 217157920), (5, 173726336), (7, 124090240), (8, 108578960), (10, 86863168), (14, 62045120), (16, 54289480), (20, 43431584), (28, 31022560), (32, 27144740), (35, 24818048), (40, 21715792), (56, 15511280), (64, 13572370), (70, 12409024), (80, 10857896), (112, 7755640), (128, 6786185), (140, 6204512), (160, 5428948), (224, 3877820), (280, 3102256), (320, 2714474), (448, 1938910), (560, 1551128), (640, 1357237), (896, 969455), (1120, 775564), (2240, 387782), (4480, 193891)]