151489720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{222779}}^1$

素因数の和:222807

約数の個数: 32

約数和(自身を含む): 360903600

約数和(自身を除く): 209413880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 222779, 445558, 891116, 1113895, 1782232, 2227790, 3787243, 4455580, 7574486, 8911160, 15148972, 18936215, 30297944, 37872430, 75744860, 151489720]

約数ペア:

[(1, 151489720), (2, 75744860), (4, 37872430), (5, 30297944), (8, 18936215), (10, 15148972), (17, 8911160), (20, 7574486), (34, 4455580), (40, 3787243), (68, 2227790), (85, 1782232), (136, 1113895), (170, 891116), (340, 445558), (680, 222779)]