87708040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{613}}^1$

素因数の和:711

約数の個数: 96

約数和(自身を含む): 233086680

約数和(自身を除く): 145378640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 73, 98, 140, 146, 196, 245, 280, 292, 365, 392, 490, 511, 584, 613, 730, 980, 1022, 1226, 1460, 1960, 2044, 2452, 2555, 2920, 3065, 3577, 4088, 4291, 4904, 5110, 6130, 7154, 8582, 10220, 12260, 14308, 17164, 17885, 20440, 21455, 24520, 28616, 30037, 34328, 35770, 42910, 44749, 60074, 71540, 85820, 89498, 120148, 143080, 150185, 171640, 178996, 223745, 240296, 300370, 313243, 357992, 447490, 600740, 626486, 894980, 1201480, 1252972, 1566215, 1789960, 2192701, 2505944, 3132430, 4385402, 6264860, 8770804, 10963505, 12529720, 17541608, 21927010, 43854020, 87708040]

約数ペア:

[(1, 87708040), (2, 43854020), (4, 21927010), (5, 17541608), (7, 12529720), (8, 10963505), (10, 8770804), (14, 6264860), (20, 4385402), (28, 3132430), (35, 2505944), (40, 2192701), (49, 1789960), (56, 1566215), (70, 1252972), (73, 1201480), (98, 894980), (140, 626486), (146, 600740), (196, 447490), (245, 357992), (280, 313243), (292, 300370), (365, 240296), (392, 223745), (490, 178996), (511, 171640), (584, 150185), (613, 143080), (730, 120148), (980, 89498), (1022, 85820), (1226, 71540), (1460, 60074), (1960, 44749), (2044, 42910), (2452, 35770), (2555, 34328), (2920, 30037), (3065, 28616), (3577, 24520), (4088, 21455), (4291, 20440), (4904, 17885), (5110, 17164), (6130, 14308), (7154, 12260), (8582, 10220)]