121640120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{10103}}^1$

素因数の和:10164

約数の個数: 64

約数和(自身を含む): 320094720

約数和(自身を除く): 198454600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 602, 860, 1204, 1505, 1720, 2408, 3010, 6020, 10103, 12040, 20206, 40412, 50515, 70721, 80824, 101030, 141442, 202060, 282884, 353605, 404120, 434429, 565768, 707210, 868858, 1414420, 1737716, 2172145, 2828840, 3041003, 3475432, 4344290, 6082006, 8688580, 12164012, 15205015, 17377160, 24328024, 30410030, 60820060, 121640120]

約数ペア:

[(1, 121640120), (2, 60820060), (4, 30410030), (5, 24328024), (7, 17377160), (8, 15205015), (10, 12164012), (14, 8688580), (20, 6082006), (28, 4344290), (35, 3475432), (40, 3041003), (43, 2828840), (56, 2172145), (70, 1737716), (86, 1414420), (140, 868858), (172, 707210), (215, 565768), (280, 434429), (301, 404120), (344, 353605), (430, 282884), (602, 202060), (860, 141442), (1204, 101030), (1505, 80824), (1720, 70721), (2408, 50515), (3010, 40412), (6020, 20206), (10103, 12040)]