78563880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{218233}}^1$

素因数の和:218250

約数の個数: 48

約数和(自身を含む): 255333780

約数和(自身を除く): 176769900

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 218233, 436466, 654699, 872932, 1091165, 1309398, 1745864, 1964097, 2182330, 2618796, 3273495, 3928194, 4364660, 5237592, 6546990, 7856388, 8729320, 9820485, 13093980, 15712776, 19640970, 26187960, 39281940, 78563880]

約数ペア:

[(1, 78563880), (2, 39281940), (3, 26187960), (4, 19640970), (5, 15712776), (6, 13093980), (8, 9820485), (9, 8729320), (10, 7856388), (12, 6546990), (15, 5237592), (18, 4364660), (20, 3928194), (24, 3273495), (30, 2618796), (36, 2182330), (40, 1964097), (45, 1745864), (60, 1309398), (72, 1091165), (90, 872932), (120, 654699), (180, 436466), (360, 218233)]