142267940

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{709}}^1$

素因数の和:924

約数の個数: 48

約数和(自身を含む): 305356800

約数和(自身を除く): 163088860

約数列:

[1, 2, 4, 5, 10, 20, 79, 127, 158, 254, 316, 395, 508, 635, 709, 790, 1270, 1418, 1580, 2540, 2836, 3545, 7090, 10033, 14180, 20066, 40132, 50165, 56011, 90043, 100330, 112022, 180086, 200660, 224044, 280055, 360172, 450215, 560110, 900430, 1120220, 1800860, 7113397, 14226794, 28453588, 35566985, 71133970, 142267940]

約数ペア:

[(1, 142267940), (2, 71133970), (4, 35566985), (5, 28453588), (10, 14226794), (20, 7113397), (79, 1800860), (127, 1120220), (158, 900430), (254, 560110), (316, 450215), (395, 360172), (508, 280055), (635, 224044), (709, 200660), (790, 180086), (1270, 112022), (1418, 100330), (1580, 90043), (2540, 56011), (2836, 50165), (3545, 40132), (7090, 20066), (10033, 14180)]