71578760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{643}}^1$

素因数の和:699

約数の個数: 96

約数和(自身を含む): 185008320

約数和(自身を除く): 113429560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 121, 184, 220, 230, 242, 253, 440, 460, 484, 506, 605, 643, 920, 968, 1012, 1210, 1265, 1286, 2024, 2420, 2530, 2572, 2783, 3215, 4840, 5060, 5144, 5566, 6430, 7073, 10120, 11132, 12860, 13915, 14146, 14789, 22264, 25720, 27830, 28292, 29578, 35365, 55660, 56584, 59156, 70730, 73945, 77803, 111320, 118312, 141460, 147890, 155606, 162679, 282920, 295780, 311212, 325358, 389015, 591560, 622424, 650716, 778030, 813395, 1301432, 1556060, 1626790, 1789469, 3112120, 3253580, 3578938, 6507160, 7157876, 8947345, 14315752, 17894690, 35789380, 71578760]

約数ペア:

[(1, 71578760), (2, 35789380), (4, 17894690), (5, 14315752), (8, 8947345), (10, 7157876), (11, 6507160), (20, 3578938), (22, 3253580), (23, 3112120), (40, 1789469), (44, 1626790), (46, 1556060), (55, 1301432), (88, 813395), (92, 778030), (110, 650716), (115, 622424), (121, 591560), (184, 389015), (220, 325358), (230, 311212), (242, 295780), (253, 282920), (440, 162679), (460, 155606), (484, 147890), (506, 141460), (605, 118312), (643, 111320), (920, 77803), (968, 73945), (1012, 70730), (1210, 59156), (1265, 56584), (1286, 55660), (2024, 35365), (2420, 29578), (2530, 28292), (2572, 27830), (2783, 25720), (3215, 22264), (4840, 14789), (5060, 14146), (5144, 13915), (5566, 12860), (6430, 11132), (7073, 10120)]