261411040

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{8737}}^1$

素因数の和:8780

約数の個数: 96

約数和(自身を含む): 713440224

約数和(自身を除く): 452029184

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 160, 170, 176, 187, 220, 272, 340, 352, 374, 440, 544, 680, 748, 880, 935, 1360, 1496, 1760, 1870, 2720, 2992, 3740, 5984, 7480, 8737, 14960, 17474, 29920, 34948, 43685, 69896, 87370, 96107, 139792, 148529, 174740, 192214, 279584, 297058, 349480, 384428, 480535, 594116, 698960, 742645, 768856, 961070, 1188232, 1397920, 1485290, 1537712, 1633819, 1922140, 2376464, 2970580, 3075424, 3267638, 3844280, 4752928, 5941160, 6535276, 7688560, 8169095, 11882320, 13070552, 15377120, 16338190, 23764640, 26141104, 32676380, 52282208, 65352760, 130705520, 261411040]

約数ペア:

[(1, 261411040), (2, 130705520), (4, 65352760), (5, 52282208), (8, 32676380), (10, 26141104), (11, 23764640), (16, 16338190), (17, 15377120), (20, 13070552), (22, 11882320), (32, 8169095), (34, 7688560), (40, 6535276), (44, 5941160), (55, 4752928), (68, 3844280), (80, 3267638), (85, 3075424), (88, 2970580), (110, 2376464), (136, 1922140), (160, 1633819), (170, 1537712), (176, 1485290), (187, 1397920), (220, 1188232), (272, 961070), (340, 768856), (352, 742645), (374, 698960), (440, 594116), (544, 480535), (680, 384428), (748, 349480), (880, 297058), (935, 279584), (1360, 192214), (1496, 174740), (1760, 148529), (1870, 139792), (2720, 96107), (2992, 87370), (3740, 69896), (5984, 43685), (7480, 34948), (8737, 29920), (14960, 17474)]