331315740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{262949}}^1$

素因数の和:262971

約数の個数: 72

約数和(自身を含む): 1148565600

約数和(自身を除く): 817249860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 262949, 525898, 788847, 1051796, 1314745, 1577694, 1840643, 2366541, 2629490, 3155388, 3681286, 3944235, 4733082, 5258980, 5521929, 7362572, 7888470, 9203215, 9466164, 11043858, 11832705, 15776940, 16565787, 18406430, 22087716, 23665410, 27609645, 33131574, 36812860, 47330820, 55219290, 66263148, 82828935, 110438580, 165657870, 331315740]

約数ペア:

[(1, 331315740), (2, 165657870), (3, 110438580), (4, 82828935), (5, 66263148), (6, 55219290), (7, 47330820), (9, 36812860), (10, 33131574), (12, 27609645), (14, 23665410), (15, 22087716), (18, 18406430), (20, 16565787), (21, 15776940), (28, 11832705), (30, 11043858), (35, 9466164), (36, 9203215), (42, 7888470), (45, 7362572), (60, 5521929), (63, 5258980), (70, 4733082), (84, 3944235), (90, 3681286), (105, 3155388), (126, 2629490), (140, 2366541), (180, 1840643), (210, 1577694), (252, 1314745), (315, 1051796), (420, 788847), (630, 525898), (1260, 262949)]