2012153320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{271}}^1$

素因数の和:539

約数の個数: 128

約数和(自身を含む): 4917542400

約数和(自身を除く): 2905389080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 61, 68, 85, 122, 136, 170, 179, 244, 271, 305, 340, 358, 488, 542, 610, 680, 716, 895, 1037, 1084, 1220, 1355, 1432, 1790, 2074, 2168, 2440, 2710, 3043, 3580, 4148, 4607, 5185, 5420, 6086, 7160, 8296, 9214, 10370, 10840, 10919, 12172, 15215, 16531, 18428, 20740, 21838, 23035, 24344, 30430, 33062, 36856, 41480, 43676, 46070, 48509, 54595, 60860, 66124, 82655, 87352, 92140, 97018, 109190, 121720, 132248, 165310, 184280, 185623, 194036, 218380, 242545, 281027, 330620, 371246, 388072, 436760, 485090, 562054, 661240, 742492, 824653, 928115, 970180, 1124108, 1405135, 1484984, 1649306, 1856230, 1940360, 2248216, 2810270, 2959049, 3298612, 3712460, 4123265, 5620540, 5918098, 6597224, 7424920, 8246530, 11241080, 11836196, 14795245, 16493060, 23672392, 29590490, 32986120, 50303833, 59180980, 100607666, 118361960, 201215332, 251519165, 402430664, 503038330, 1006076660, 2012153320]

約数ペア:

[(1, 2012153320), (2, 1006076660), (4, 503038330), (5, 402430664), (8, 251519165), (10, 201215332), (17, 118361960), (20, 100607666), (34, 59180980), (40, 50303833), (61, 32986120), (68, 29590490), (85, 23672392), (122, 16493060), (136, 14795245), (170, 11836196), (179, 11241080), (244, 8246530), (271, 7424920), (305, 6597224), (340, 5918098), (358, 5620540), (488, 4123265), (542, 3712460), (610, 3298612), (680, 2959049), (716, 2810270), (895, 2248216), (1037, 1940360), (1084, 1856230), (1220, 1649306), (1355, 1484984), (1432, 1405135), (1790, 1124108), (2074, 970180), (2168, 928115), (2440, 824653), (2710, 742492), (3043, 661240), (3580, 562054), (4148, 485090), (4607, 436760), (5185, 388072), (5420, 371246), (6086, 330620), (7160, 281027), (8296, 242545), (9214, 218380), (10370, 194036), (10840, 185623), (10919, 184280), (12172, 165310), (15215, 132248), (16531, 121720), (18428, 109190), (20740, 97018), (21838, 92140), (23035, 87352), (24344, 82655), (30430, 66124), (33062, 60860), (36856, 54595), (41480, 48509), (43676, 46070)]