157923080

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{409}}^1$

素因数の和:631

約数の個数: 96

約数和(自身を含む): 416453400

約数和(自身を除く): 258530320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 197, 245, 280, 392, 394, 409, 490, 788, 818, 980, 985, 1379, 1576, 1636, 1960, 1970, 2045, 2758, 2863, 3272, 3940, 4090, 5516, 5726, 6895, 7880, 8180, 9653, 11032, 11452, 13790, 14315, 16360, 19306, 20041, 22904, 27580, 28630, 38612, 40082, 48265, 55160, 57260, 77224, 80164, 80573, 96530, 100205, 114520, 160328, 161146, 193060, 200410, 322292, 386120, 400820, 402865, 564011, 644584, 801640, 805730, 1128022, 1611460, 2256044, 2820055, 3222920, 3948077, 4512088, 5640110, 7896154, 11280220, 15792308, 19740385, 22560440, 31584616, 39480770, 78961540, 157923080]

約数ペア:

[(1, 157923080), (2, 78961540), (4, 39480770), (5, 31584616), (7, 22560440), (8, 19740385), (10, 15792308), (14, 11280220), (20, 7896154), (28, 5640110), (35, 4512088), (40, 3948077), (49, 3222920), (56, 2820055), (70, 2256044), (98, 1611460), (140, 1128022), (196, 805730), (197, 801640), (245, 644584), (280, 564011), (392, 402865), (394, 400820), (409, 386120), (490, 322292), (788, 200410), (818, 193060), (980, 161146), (985, 160328), (1379, 114520), (1576, 100205), (1636, 96530), (1960, 80573), (1970, 80164), (2045, 77224), (2758, 57260), (2863, 55160), (3272, 48265), (3940, 40082), (4090, 38612), (5516, 28630), (5726, 27580), (6895, 22904), (7880, 20041), (8180, 19306), (9653, 16360), (11032, 14315), (11452, 13790)]