2991569854840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1237}}^1\times {\mathrm{233437}}^1$

素因数の和:234729

約数の個数: 128

約数和(自身を含む): 7906937235840

約数和(自身を除く): 4915367381000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1237, 1295, 1480, 2072, 2474, 2590, 4948, 5180, 6185, 8659, 9896, 10360, 12370, 17318, 24740, 34636, 43295, 45769, 49480, 69272, 86590, 91538, 173180, 183076, 228845, 233437, 320383, 346360, 366152, 457690, 466874, 640766, 915380, 933748, 1167185, 1281532, 1601915, 1634059, 1830760, 1867496, 2334370, 2563064, 3203830, 3268118, 4668740, 6407660, 6536236, 8170295, 8637169, 9337480, 12815320, 13072472, 16340590, 17274338, 32681180, 34548676, 43185845, 60460183, 65362360, 69097352, 86371690, 120920366, 172743380, 241840732, 288761569, 302300915, 345486760, 483681464, 577523138, 604601830, 1155046276, 1209203660, 1443807845, 2021330983, 2310092552, 2418407320, 2887615690, 4042661966, 5775231380, 8085323932, 10106654915, 10684178053, 11550462760, 16170647864, 20213309830, 21368356106, 40426619660, 42736712212, 53420890265, 74789246371, 80853239320, 85473424424, 106841780530, 149578492742, 213683561060, 299156985484, 373946231855, 427367122120, 598313970968, 747892463710, 1495784927420, 2991569854840]

約数ペア:

[(1, 2991569854840), (2, 1495784927420), (4, 747892463710), (5, 598313970968), (7, 427367122120), (8, 373946231855), (10, 299156985484), (14, 213683561060), (20, 149578492742), (28, 106841780530), (35, 85473424424), (37, 80853239320), (40, 74789246371), (56, 53420890265), (70, 42736712212), (74, 40426619660), (140, 21368356106), (148, 20213309830), (185, 16170647864), (259, 11550462760), (280, 10684178053), (296, 10106654915), (370, 8085323932), (518, 5775231380), (740, 4042661966), (1036, 2887615690), (1237, 2418407320), (1295, 2310092552), (1480, 2021330983), (2072, 1443807845), (2474, 1209203660), (2590, 1155046276), (4948, 604601830), (5180, 577523138), (6185, 483681464), (8659, 345486760), (9896, 302300915), (10360, 288761569), (12370, 241840732), (17318, 172743380), (24740, 120920366), (34636, 86371690), (43295, 69097352), (45769, 65362360), (49480, 60460183), (69272, 43185845), (86590, 34548676), (91538, 32681180), (173180, 17274338), (183076, 16340590), (228845, 13072472), (233437, 12815320), (320383, 9337480), (346360, 8637169), (366152, 8170295), (457690, 6536236), (466874, 6407660), (640766, 4668740), (915380, 3268118), (933748, 3203830), (1167185, 2563064), (1281532, 2334370), (1601915, 1867496), (1634059, 1830760)]