308030720

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10463}}^1$

素因数の和:10507

約数の個数: 72

約数和(自身を含む): 769982976

約数和(自身を除く): 461952256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 640, 736, 920, 1280, 1472, 1840, 2944, 3680, 5888, 7360, 10463, 14720, 20926, 29440, 41852, 52315, 83704, 104630, 167408, 209260, 240649, 334816, 418520, 481298, 669632, 837040, 962596, 1203245, 1339264, 1674080, 1925192, 2406490, 2678528, 3348160, 3850384, 4812980, 6696320, 7700768, 9625960, 13392640, 15401536, 19251920, 30803072, 38503840, 61606144, 77007680, 154015360, 308030720]

約数ペア:

[(1, 308030720), (2, 154015360), (4, 77007680), (5, 61606144), (8, 38503840), (10, 30803072), (16, 19251920), (20, 15401536), (23, 13392640), (32, 9625960), (40, 7700768), (46, 6696320), (64, 4812980), (80, 3850384), (92, 3348160), (115, 2678528), (128, 2406490), (160, 1925192), (184, 1674080), (230, 1339264), (256, 1203245), (320, 962596), (368, 837040), (460, 669632), (640, 481298), (736, 418520), (920, 334816), (1280, 240649), (1472, 209260), (1840, 167408), (2944, 104630), (3680, 83704), (5888, 52315), (7360, 41852), (10463, 29440), (14720, 20926)]