75305720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4409}}^1$

素因数の和:4488

約数の個数: 64

約数和(自身を含む): 196862400

約数和(自身を除く): 121556680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 610, 854, 1220, 1708, 2135, 2440, 3416, 4270, 4409, 8540, 8818, 17080, 17636, 22045, 30863, 35272, 44090, 61726, 88180, 123452, 154315, 176360, 246904, 268949, 308630, 537898, 617260, 1075796, 1234520, 1344745, 1882643, 2151592, 2689490, 3765286, 5378980, 7530572, 9413215, 10757960, 15061144, 18826430, 37652860, 75305720]

約数ペア:

[(1, 75305720), (2, 37652860), (4, 18826430), (5, 15061144), (7, 10757960), (8, 9413215), (10, 7530572), (14, 5378980), (20, 3765286), (28, 2689490), (35, 2151592), (40, 1882643), (56, 1344745), (61, 1234520), (70, 1075796), (122, 617260), (140, 537898), (244, 308630), (280, 268949), (305, 246904), (427, 176360), (488, 154315), (610, 123452), (854, 88180), (1220, 61726), (1708, 44090), (2135, 35272), (2440, 30863), (3416, 22045), (4270, 17636), (4409, 17080), (8540, 8818)]