129641920

素因数分解:

$2^6\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2719}}^1$

素因数の和:2885

約数の個数: 56

約数和(自身を含む): 310896000

約数和(自身を除く): 181254080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 149, 160, 298, 320, 596, 745, 1192, 1490, 2384, 2719, 2980, 4768, 5438, 5960, 9536, 10876, 11920, 13595, 21752, 23840, 27190, 43504, 47680, 54380, 87008, 108760, 174016, 217520, 405131, 435040, 810262, 870080, 1620524, 2025655, 3241048, 4051310, 6482096, 8102620, 12964192, 16205240, 25928384, 32410480, 64820960, 129641920]

約数ペア:

[(1, 129641920), (2, 64820960), (4, 32410480), (5, 25928384), (8, 16205240), (10, 12964192), (16, 8102620), (20, 6482096), (32, 4051310), (40, 3241048), (64, 2025655), (80, 1620524), (149, 870080), (160, 810262), (298, 435040), (320, 405131), (596, 217520), (745, 174016), (1192, 108760), (1490, 87008), (2384, 54380), (2719, 47680), (2980, 43504), (4768, 27190), (5438, 23840), (5960, 21752), (9536, 13595), (10876, 11920)]