42587820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:320

約数の個数: 144

約数和(自身を含む): 142859808

約数和(自身を除く): 100271988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 137, 157, 165, 180, 198, 220, 274, 314, 330, 396, 411, 471, 495, 548, 628, 660, 685, 785, 822, 942, 990, 1233, 1370, 1413, 1507, 1570, 1644, 1727, 1884, 1980, 2055, 2355, 2466, 2740, 2826, 3014, 3140, 3454, 4110, 4521, 4710, 4932, 5181, 5652, 6028, 6165, 6908, 7065, 7535, 8220, 8635, 9042, 9420, 10362, 12330, 13563, 14130, 15070, 15543, 17270, 18084, 20724, 21509, 22605, 24660, 25905, 27126, 28260, 30140, 31086, 34540, 43018, 45210, 51810, 54252, 62172, 64527, 67815, 77715, 86036, 90420, 103620, 107545, 129054, 135630, 155430, 193581, 215090, 236599, 258108, 271260, 310860, 322635, 387162, 430180, 473198, 645270, 709797, 774324, 946396, 967905, 1182995, 1290540, 1419594, 1935810, 2129391, 2365990, 2839188, 3548985, 3871620, 4258782, 4731980, 7097970, 8517564, 10646955, 14195940, 21293910, 42587820]

約数ペア:

[(1, 42587820), (2, 21293910), (3, 14195940), (4, 10646955), (5, 8517564), (6, 7097970), (9, 4731980), (10, 4258782), (11, 3871620), (12, 3548985), (15, 2839188), (18, 2365990), (20, 2129391), (22, 1935810), (30, 1419594), (33, 1290540), (36, 1182995), (44, 967905), (45, 946396), (55, 774324), (60, 709797), (66, 645270), (90, 473198), (99, 430180), (110, 387162), (132, 322635), (137, 310860), (157, 271260), (165, 258108), (180, 236599), (198, 215090), (220, 193581), (274, 155430), (314, 135630), (330, 129054), (396, 107545), (411, 103620), (471, 90420), (495, 86036), (548, 77715), (628, 67815), (660, 64527), (685, 62172), (785, 54252), (822, 51810), (942, 45210), (990, 43018), (1233, 34540), (1370, 31086), (1413, 30140), (1507, 28260), (1570, 27126), (1644, 25905), (1727, 24660), (1884, 22605), (1980, 21509), (2055, 20724), (2355, 18084), (2466, 17270), (2740, 15543), (2826, 15070), (3014, 14130), (3140, 13563), (3454, 12330), (4110, 10362), (4521, 9420), (4710, 9042), (4932, 8635), (5181, 8220), (5652, 7535), (6028, 7065), (6165, 6908)]