67180720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:410

約数の個数: 80

約数和(自身を含む): 163418112

約数和(自身を除く): 96237392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 103, 124, 155, 206, 248, 263, 310, 412, 496, 515, 526, 620, 824, 1030, 1052, 1240, 1315, 1648, 2060, 2104, 2480, 2630, 3193, 4120, 4208, 5260, 6386, 8153, 8240, 10520, 12772, 15965, 16306, 21040, 25544, 27089, 31930, 32612, 40765, 51088, 54178, 63860, 65224, 81530, 108356, 127720, 130448, 135445, 163060, 216712, 255440, 270890, 326120, 433424, 541780, 652240, 839759, 1083560, 1679518, 2167120, 3359036, 4198795, 6718072, 8397590, 13436144, 16795180, 33590360, 67180720]

約数ペア:

[(1, 67180720), (2, 33590360), (4, 16795180), (5, 13436144), (8, 8397590), (10, 6718072), (16, 4198795), (20, 3359036), (31, 2167120), (40, 1679518), (62, 1083560), (80, 839759), (103, 652240), (124, 541780), (155, 433424), (206, 326120), (248, 270890), (263, 255440), (310, 216712), (412, 163060), (496, 135445), (515, 130448), (526, 127720), (620, 108356), (824, 81530), (1030, 65224), (1052, 63860), (1240, 54178), (1315, 51088), (1648, 40765), (2060, 32612), (2104, 31930), (2480, 27089), (2630, 25544), (3193, 21040), (4120, 16306), (4208, 15965), (5260, 12772), (6386, 10520), (8153, 8240)]