229619720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{7789}}^1$

素因数の和:7878

約数の個数: 64

約数和(自身を含む): 572097600

約数和(自身を除く): 342477880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 220, 268, 335, 440, 536, 670, 737, 1340, 1474, 2680, 2948, 3685, 5896, 7370, 7789, 14740, 15578, 29480, 31156, 38945, 62312, 77890, 85679, 155780, 171358, 311560, 342716, 428395, 521863, 685432, 856790, 1043726, 1713580, 2087452, 2609315, 3427160, 4174904, 5218630, 5740493, 10437260, 11480986, 20874520, 22961972, 28702465, 45923944, 57404930, 114809860, 229619720]

約数ペア:

[(1, 229619720), (2, 114809860), (4, 57404930), (5, 45923944), (8, 28702465), (10, 22961972), (11, 20874520), (20, 11480986), (22, 10437260), (40, 5740493), (44, 5218630), (55, 4174904), (67, 3427160), (88, 2609315), (110, 2087452), (134, 1713580), (220, 1043726), (268, 856790), (335, 685432), (440, 521863), (536, 428395), (670, 342716), (737, 311560), (1340, 171358), (1474, 155780), (2680, 85679), (2948, 77890), (3685, 62312), (5896, 38945), (7370, 31156), (7789, 29480), (14740, 15578)]