122400440

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{433}}^1$

素因数の和:672

約数の個数: 64

約数和(自身を含む): 284981760

約数和(自身を除く): 162581320

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 191, 296, 370, 382, 433, 740, 764, 866, 955, 1480, 1528, 1732, 1910, 2165, 3464, 3820, 4330, 7067, 7640, 8660, 14134, 16021, 17320, 28268, 32042, 35335, 56536, 64084, 70670, 80105, 82703, 128168, 141340, 160210, 165406, 282680, 320420, 330812, 413515, 640840, 661624, 827030, 1654060, 3060011, 3308120, 6120022, 12240044, 15300055, 24480088, 30600110, 61200220, 122400440]

約数ペア:

[(1, 122400440), (2, 61200220), (4, 30600110), (5, 24480088), (8, 15300055), (10, 12240044), (20, 6120022), (37, 3308120), (40, 3060011), (74, 1654060), (148, 827030), (185, 661624), (191, 640840), (296, 413515), (370, 330812), (382, 320420), (433, 282680), (740, 165406), (764, 160210), (866, 141340), (955, 128168), (1480, 82703), (1528, 80105), (1732, 70670), (1910, 64084), (2165, 56536), (3464, 35335), (3820, 32042), (4330, 28268), (7067, 17320), (7640, 16021), (8660, 14134)]