148671880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{75853}}^1$

素因数の和:75878

約数の個数: 48

約数和(自身を含む): 389131020

約数和(自身を除く): 240459140

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 75853, 151706, 303412, 379265, 530971, 606824, 758530, 1061942, 1517060, 2123884, 2654855, 3034120, 3716797, 4247768, 5309710, 7433594, 10619420, 14867188, 18583985, 21238840, 29734376, 37167970, 74335940, 148671880]

約数ペア:

[(1, 148671880), (2, 74335940), (4, 37167970), (5, 29734376), (7, 21238840), (8, 18583985), (10, 14867188), (14, 10619420), (20, 7433594), (28, 5309710), (35, 4247768), (40, 3716797), (49, 3034120), (56, 2654855), (70, 2123884), (98, 1517060), (140, 1061942), (196, 758530), (245, 606824), (280, 530971), (392, 379265), (490, 303412), (980, 151706), (1960, 75853)]