1517772680

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{4903}}^1$

素因数の和:5094

約数の個数: 64

約数和(自身を含む): 3495571200

約数和(自身を除く): 1977798520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 109, 142, 218, 284, 355, 436, 545, 568, 710, 872, 1090, 1420, 2180, 2840, 4360, 4903, 7739, 9806, 15478, 19612, 24515, 30956, 38695, 39224, 49030, 61912, 77390, 98060, 154780, 196120, 309560, 348113, 534427, 696226, 1068854, 1392452, 1740565, 2137708, 2672135, 2784904, 3481130, 4275416, 5344270, 6962260, 10688540, 13924520, 21377080, 37944317, 75888634, 151777268, 189721585, 303554536, 379443170, 758886340, 1517772680]

約数ペア:

[(1, 1517772680), (2, 758886340), (4, 379443170), (5, 303554536), (8, 189721585), (10, 151777268), (20, 75888634), (40, 37944317), (71, 21377080), (109, 13924520), (142, 10688540), (218, 6962260), (284, 5344270), (355, 4275416), (436, 3481130), (545, 2784904), (568, 2672135), (710, 2137708), (872, 1740565), (1090, 1392452), (1420, 1068854), (2180, 696226), (2840, 534427), (4360, 348113), (4903, 309560), (7739, 196120), (9806, 154780), (15478, 98060), (19612, 77390), (24515, 61912), (30956, 49030), (38695, 39224)]