141995140

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{2957}}^1$

素因数の和:2994

約数の個数: 60

約数和(自身を含む): 347985036

約数和(自身を除く): 205989896

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 2401, 2957, 3430, 4802, 5914, 6860, 9604, 11828, 12005, 14785, 20699, 24010, 29570, 41398, 48020, 59140, 82796, 103495, 144893, 206990, 289786, 413980, 579572, 724465, 1014251, 1448930, 2028502, 2897860, 4057004, 5071255, 7099757, 10142510, 14199514, 20285020, 28399028, 35498785, 70997570, 141995140]

約数ペア:

[(1, 141995140), (2, 70997570), (4, 35498785), (5, 28399028), (7, 20285020), (10, 14199514), (14, 10142510), (20, 7099757), (28, 5071255), (35, 4057004), (49, 2897860), (70, 2028502), (98, 1448930), (140, 1014251), (196, 724465), (245, 579572), (343, 413980), (490, 289786), (686, 206990), (980, 144893), (1372, 103495), (1715, 82796), (2401, 59140), (2957, 48020), (3430, 41398), (4802, 29570), (5914, 24010), (6860, 20699), (9604, 14785), (11828, 12005)]