257716053870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{71119}}^1$

素因数の和:71358

約数の個数: 128

約数和(自身を含む): 688214016000

約数和(自身を除く): 430497962130

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 79, 110, 139, 158, 165, 237, 278, 330, 395, 417, 474, 695, 790, 834, 869, 1185, 1390, 1529, 1738, 2085, 2370, 2607, 3058, 4170, 4345, 4587, 5214, 7645, 8690, 9174, 10981, 13035, 15290, 21962, 22935, 26070, 32943, 45870, 54905, 65886, 71119, 109810, 120791, 142238, 164715, 213357, 241582, 329430, 355595, 362373, 426714, 603955, 711190, 724746, 782309, 1066785, 1207910, 1564618, 1811865, 2133570, 2346927, 3623730, 3911545, 4693854, 5618401, 7823090, 9885541, 11236802, 11734635, 16855203, 19771082, 23469270, 28092005, 29656623, 33710406, 49427705, 56184010, 59313246, 61802411, 84276015, 98855410, 108740951, 123604822, 148283115, 168552030, 185407233, 217481902, 296566230, 309012055, 326222853, 370814466, 543704755, 618024110, 652445706, 780957739, 927036165, 1087409510, 1561915478, 1631114265, 1854072330, 2342873217, 3262228530, 3904788695, 4685746434, 7809577390, 8590535129, 11714366085, 17181070258, 23428732170, 25771605387, 42952675645, 51543210774, 85905351290, 128858026935, 257716053870]

約数ペア:

[(1, 257716053870), (2, 128858026935), (3, 85905351290), (5, 51543210774), (6, 42952675645), (10, 25771605387), (11, 23428732170), (15, 17181070258), (22, 11714366085), (30, 8590535129), (33, 7809577390), (55, 4685746434), (66, 3904788695), (79, 3262228530), (110, 2342873217), (139, 1854072330), (158, 1631114265), (165, 1561915478), (237, 1087409510), (278, 927036165), (330, 780957739), (395, 652445706), (417, 618024110), (474, 543704755), (695, 370814466), (790, 326222853), (834, 309012055), (869, 296566230), (1185, 217481902), (1390, 185407233), (1529, 168552030), (1738, 148283115), (2085, 123604822), (2370, 108740951), (2607, 98855410), (3058, 84276015), (4170, 61802411), (4345, 59313246), (4587, 56184010), (5214, 49427705), (7645, 33710406), (8690, 29656623), (9174, 28092005), (10981, 23469270), (13035, 19771082), (15290, 16855203), (21962, 11734635), (22935, 11236802), (26070, 9885541), (32943, 7823090), (45870, 5618401), (54905, 4693854), (65886, 3911545), (71119, 3623730), (109810, 2346927), (120791, 2133570), (142238, 1811865), (164715, 1564618), (213357, 1207910), (241582, 1066785), (329430, 782309), (355595, 724746), (362373, 711190), (426714, 603955)]