150071720

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{87251}}^1$

素因数の和:87305

約数の個数: 32

約数和(自身を含む): 345517920

約数和(自身を除く): 195446200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 87251, 174502, 349004, 436255, 698008, 872510, 1745020, 3490040, 3751793, 7503586, 15007172, 18758965, 30014344, 37517930, 75035860, 150071720]

約数ペア:

[(1, 150071720), (2, 75035860), (4, 37517930), (5, 30014344), (8, 18758965), (10, 15007172), (20, 7503586), (40, 3751793), (43, 3490040), (86, 1745020), (172, 872510), (215, 698008), (344, 436255), (430, 349004), (860, 174502), (1720, 87251)]