203920740

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{41959}}^1$

素因数の和:41983

約数の個数: 72

約数和(自身を含む): 641484480

約数和(自身を除く): 437563740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 41959, 83918, 125877, 167836, 209795, 251754, 377631, 419590, 503508, 629385, 755262, 839180, 1132893, 1258770, 1510524, 1888155, 2265786, 2517540, 3398679, 3776310, 4531572, 5664465, 6797358, 7552620, 10196037, 11328930, 13594716, 16993395, 20392074, 22657860, 33986790, 40784148, 50980185, 67973580, 101960370, 203920740]

約数ペア:

[(1, 203920740), (2, 101960370), (3, 67973580), (4, 50980185), (5, 40784148), (6, 33986790), (9, 22657860), (10, 20392074), (12, 16993395), (15, 13594716), (18, 11328930), (20, 10196037), (27, 7552620), (30, 6797358), (36, 5664465), (45, 4531572), (54, 3776310), (60, 3398679), (81, 2517540), (90, 2265786), (108, 1888155), (135, 1510524), (162, 1258770), (180, 1132893), (243, 839180), (270, 755262), (324, 629385), (405, 503508), (486, 419590), (540, 377631), (810, 251754), (972, 209795), (1215, 167836), (1620, 125877), (2430, 83918), (4860, 41959)]