189657160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{443}}^1$

素因数の和:611

約数の個数: 128

約数和(自身を含む): 537062400

約数和(自身を除く): 347405240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 139, 140, 154, 220, 278, 280, 308, 385, 440, 443, 556, 616, 695, 770, 886, 973, 1112, 1390, 1529, 1540, 1772, 1946, 2215, 2780, 3058, 3080, 3101, 3544, 3892, 4430, 4865, 4873, 5560, 6116, 6202, 7645, 7784, 8860, 9730, 9746, 10703, 12232, 12404, 15290, 15505, 17720, 19460, 19492, 21406, 24365, 24808, 30580, 31010, 34111, 38920, 38984, 42812, 48730, 53515, 61160, 61577, 62020, 68222, 85624, 97460, 107030, 123154, 124040, 136444, 170555, 194920, 214060, 246308, 272888, 307885, 341110, 428120, 431039, 492616, 615770, 677347, 682220, 862078, 1231540, 1354694, 1364440, 1724156, 2155195, 2463080, 2709388, 3386735, 3448312, 4310390, 4741429, 5418776, 6773470, 8620780, 9482858, 13546940, 17241560, 18965716, 23707145, 27093880, 37931432, 47414290, 94828580, 189657160]

約数ペア:

[(1, 189657160), (2, 94828580), (4, 47414290), (5, 37931432), (7, 27093880), (8, 23707145), (10, 18965716), (11, 17241560), (14, 13546940), (20, 9482858), (22, 8620780), (28, 6773470), (35, 5418776), (40, 4741429), (44, 4310390), (55, 3448312), (56, 3386735), (70, 2709388), (77, 2463080), (88, 2155195), (110, 1724156), (139, 1364440), (140, 1354694), (154, 1231540), (220, 862078), (278, 682220), (280, 677347), (308, 615770), (385, 492616), (440, 431039), (443, 428120), (556, 341110), (616, 307885), (695, 272888), (770, 246308), (886, 214060), (973, 194920), (1112, 170555), (1390, 136444), (1529, 124040), (1540, 123154), (1772, 107030), (1946, 97460), (2215, 85624), (2780, 68222), (3058, 62020), (3080, 61577), (3101, 61160), (3544, 53515), (3892, 48730), (4430, 42812), (4865, 38984), (4873, 38920), (5560, 34111), (6116, 31010), (6202, 30580), (7645, 24808), (7784, 24365), (8860, 21406), (9730, 19492), (9746, 19460), (10703, 17720), (12232, 15505), (12404, 15290)]