1291255740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{14551}}^1$

素因数の和:14612

約数の個数: 144

約数和(自身を含む): 4290511680

約数和(自身を除く): 2999255940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 29, 30, 34, 36, 45, 51, 58, 60, 68, 85, 87, 90, 102, 116, 145, 153, 170, 174, 180, 204, 255, 261, 290, 306, 340, 348, 435, 493, 510, 522, 580, 612, 765, 870, 986, 1020, 1044, 1305, 1479, 1530, 1740, 1972, 2465, 2610, 2958, 3060, 4437, 4930, 5220, 5916, 7395, 8874, 9860, 14551, 14790, 17748, 22185, 29102, 29580, 43653, 44370, 58204, 72755, 87306, 88740, 130959, 145510, 174612, 218265, 247367, 261918, 291020, 421979, 436530, 494734, 523836, 654795, 742101, 843958, 873060, 989468, 1236835, 1265937, 1309590, 1484202, 1687916, 2109895, 2226303, 2473670, 2531874, 2619180, 2968404, 3710505, 3797811, 4219790, 4452606, 4947340, 5063748, 6329685, 7173643, 7421010, 7595622, 8439580, 8905212, 11131515, 12659370, 14347286, 14842020, 15191244, 18989055, 21520929, 22263030, 25318740, 28694572, 35868215, 37978110, 43041858, 44526060, 64562787, 71736430, 75956220, 86083716, 107604645, 129125574, 143472860, 215209290, 258251148, 322813935, 430418580, 645627870, 1291255740]

約数ペア:

[(1, 1291255740), (2, 645627870), (3, 430418580), (4, 322813935), (5, 258251148), (6, 215209290), (9, 143472860), (10, 129125574), (12, 107604645), (15, 86083716), (17, 75956220), (18, 71736430), (20, 64562787), (29, 44526060), (30, 43041858), (34, 37978110), (36, 35868215), (45, 28694572), (51, 25318740), (58, 22263030), (60, 21520929), (68, 18989055), (85, 15191244), (87, 14842020), (90, 14347286), (102, 12659370), (116, 11131515), (145, 8905212), (153, 8439580), (170, 7595622), (174, 7421010), (180, 7173643), (204, 6329685), (255, 5063748), (261, 4947340), (290, 4452606), (306, 4219790), (340, 3797811), (348, 3710505), (435, 2968404), (493, 2619180), (510, 2531874), (522, 2473670), (580, 2226303), (612, 2109895), (765, 1687916), (870, 1484202), (986, 1309590), (1020, 1265937), (1044, 1236835), (1305, 989468), (1479, 873060), (1530, 843958), (1740, 742101), (1972, 654795), (2465, 523836), (2610, 494734), (2958, 436530), (3060, 421979), (4437, 291020), (4930, 261918), (5220, 247367), (5916, 218265), (7395, 174612), (8874, 145510), (9860, 130959), (14551, 88740), (14790, 87306), (17748, 72755), (22185, 58204), (29102, 44370), (29580, 43653)]