68107140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{16451}}^1$

素因数の和:16489

約数の個数: 72

約数和(自身を含む): 215587008

約数和(自身を除く): 147479868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 16451, 32902, 49353, 65804, 82255, 98706, 148059, 164510, 197412, 246765, 296118, 329020, 378373, 493530, 592236, 740295, 756746, 987060, 1135119, 1480590, 1513492, 1891865, 2270238, 2961180, 3405357, 3783730, 4540476, 5675595, 6810714, 7567460, 11351190, 13621428, 17026785, 22702380, 34053570, 68107140]

約数ペア:

[(1, 68107140), (2, 34053570), (3, 22702380), (4, 17026785), (5, 13621428), (6, 11351190), (9, 7567460), (10, 6810714), (12, 5675595), (15, 4540476), (18, 3783730), (20, 3405357), (23, 2961180), (30, 2270238), (36, 1891865), (45, 1513492), (46, 1480590), (60, 1135119), (69, 987060), (90, 756746), (92, 740295), (115, 592236), (138, 493530), (180, 378373), (207, 329020), (230, 296118), (276, 246765), (345, 197412), (414, 164510), (460, 148059), (690, 98706), (828, 82255), (1035, 65804), (1380, 49353), (2070, 32902), (4140, 16451)]