1566840105

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{2557}}^1$

素因数の和:2680

約数の個数: 80

約数和(自身を含む): 3008514960

約数和(自身を除く): 1441674855

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 89, 135, 153, 255, 267, 405, 445, 459, 765, 801, 1335, 1377, 1513, 2295, 2403, 2557, 4005, 4539, 6885, 7209, 7565, 7671, 12015, 12785, 13617, 22695, 23013, 36045, 38355, 40851, 43469, 68085, 69039, 115065, 122553, 130407, 204255, 207117, 217345, 227573, 345195, 391221, 612765, 652035, 682719, 1035585, 1137865, 1173663, 1956105, 2048157, 3413595, 3520989, 3868741, 5868315, 6144471, 10240785, 11606223, 17604945, 18433413, 19343705, 30722355, 34818669, 58031115, 92167065, 104456007, 174093345, 313368021, 522280035, 1566840105]

約数ペア:

[(1, 1566840105), (3, 522280035), (5, 313368021), (9, 174093345), (15, 104456007), (17, 92167065), (27, 58031115), (45, 34818669), (51, 30722355), (81, 19343705), (85, 18433413), (89, 17604945), (135, 11606223), (153, 10240785), (255, 6144471), (267, 5868315), (405, 3868741), (445, 3520989), (459, 3413595), (765, 2048157), (801, 1956105), (1335, 1173663), (1377, 1137865), (1513, 1035585), (2295, 682719), (2403, 652035), (2557, 612765), (4005, 391221), (4539, 345195), (6885, 227573), (7209, 217345), (7565, 207117), (7671, 204255), (12015, 130407), (12785, 122553), (13617, 115065), (22695, 69039), (23013, 68085), (36045, 43469), (38355, 40851)]