69983820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1549}}^1$

素因数の和:1815

約数の個数: 72

約数和(自身を含む): 213267600

約数和(自身を除く): 143283780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 251, 502, 753, 1004, 1255, 1506, 1549, 2259, 2510, 3012, 3098, 3765, 4518, 4647, 5020, 6196, 7530, 7745, 9036, 9294, 11295, 13941, 15060, 15490, 18588, 22590, 23235, 27882, 30980, 45180, 46470, 55764, 69705, 92940, 139410, 278820, 388799, 777598, 1166397, 1555196, 1943995, 2332794, 3499191, 3887990, 4665588, 5831985, 6998382, 7775980, 11663970, 13996764, 17495955, 23327940, 34991910, 69983820]

約数ペア:

[(1, 69983820), (2, 34991910), (3, 23327940), (4, 17495955), (5, 13996764), (6, 11663970), (9, 7775980), (10, 6998382), (12, 5831985), (15, 4665588), (18, 3887990), (20, 3499191), (30, 2332794), (36, 1943995), (45, 1555196), (60, 1166397), (90, 777598), (180, 388799), (251, 278820), (502, 139410), (753, 92940), (1004, 69705), (1255, 55764), (1506, 46470), (1549, 45180), (2259, 30980), (2510, 27882), (3012, 23235), (3098, 22590), (3765, 18588), (4518, 15490), (4647, 15060), (5020, 13941), (6196, 11295), (7530, 9294), (7745, 9036)]