1615768

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:128

約数の個数: 64

約数和(自身を含む): 3928320

約数和(自身を除く): 2312552

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 43, 44, 56, 61, 77, 86, 88, 122, 154, 172, 244, 301, 308, 344, 427, 473, 488, 602, 616, 671, 854, 946, 1204, 1342, 1708, 1892, 2408, 2623, 2684, 3311, 3416, 3784, 4697, 5246, 5368, 6622, 9394, 10492, 13244, 18361, 18788, 20984, 26488, 28853, 36722, 37576, 57706, 73444, 115412, 146888, 201971, 230824, 403942, 807884, 1615768]

約数ペア:

[(1, 1615768), (2, 807884), (4, 403942), (7, 230824), (8, 201971), (11, 146888), (14, 115412), (22, 73444), (28, 57706), (43, 37576), (44, 36722), (56, 28853), (61, 26488), (77, 20984), (86, 18788), (88, 18361), (122, 13244), (154, 10492), (172, 9394), (244, 6622), (301, 5368), (308, 5246), (344, 4697), (427, 3784), (473, 3416), (488, 3311), (602, 2684), (616, 2623), (671, 2408), (854, 1892), (946, 1708), (1204, 1342)]