1245885012

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{1627}}^1$

素因数の和:1965

約数の個数: 72

約数和(自身を含む): 3199996800

約数和(自身を除く): 1954111788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 178, 239, 267, 356, 478, 534, 717, 801, 956, 1068, 1434, 1602, 1627, 2151, 2868, 3204, 3254, 4302, 4881, 6508, 8604, 9762, 14643, 19524, 21271, 29286, 42542, 58572, 63813, 85084, 127626, 144803, 191439, 255252, 289606, 382878, 388853, 434409, 579212, 765756, 777706, 868818, 1166559, 1303227, 1555412, 1737636, 2333118, 2606454, 3499677, 4666236, 5212908, 6999354, 13998708, 34607917, 69215834, 103823751, 138431668, 207647502, 311471253, 415295004, 622942506, 1245885012]

約数ペア:

[(1, 1245885012), (2, 622942506), (3, 415295004), (4, 311471253), (6, 207647502), (9, 138431668), (12, 103823751), (18, 69215834), (36, 34607917), (89, 13998708), (178, 6999354), (239, 5212908), (267, 4666236), (356, 3499677), (478, 2606454), (534, 2333118), (717, 1737636), (801, 1555412), (956, 1303227), (1068, 1166559), (1434, 868818), (1602, 777706), (1627, 765756), (2151, 579212), (2868, 434409), (3204, 388853), (3254, 382878), (4302, 289606), (4881, 255252), (6508, 191439), (8604, 144803), (9762, 127626), (14643, 85084), (19524, 63813), (21271, 58572), (29286, 42542)]