678166192

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{467}}^1$

素因数の和:746

約数の個数: 80

約数和(自身を含む): 1481905152

約数和(自身を除く): 803738960

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 74, 88, 148, 176, 223, 296, 407, 446, 467, 592, 814, 892, 934, 1628, 1784, 1868, 2453, 3256, 3568, 3736, 4906, 5137, 6512, 7472, 8251, 9812, 10274, 16502, 17279, 19624, 20548, 33004, 34558, 39248, 41096, 66008, 69116, 82192, 90761, 104141, 132016, 138232, 181522, 190069, 208282, 276464, 363044, 380138, 416564, 726088, 760276, 833128, 1145551, 1452176, 1520552, 1666256, 2291102, 3041104, 3853217, 4582204, 7706434, 9164408, 15412868, 18328816, 30825736, 42385387, 61651472, 84770774, 169541548, 339083096, 678166192]

約数ペア:

[(1, 678166192), (2, 339083096), (4, 169541548), (8, 84770774), (11, 61651472), (16, 42385387), (22, 30825736), (37, 18328816), (44, 15412868), (74, 9164408), (88, 7706434), (148, 4582204), (176, 3853217), (223, 3041104), (296, 2291102), (407, 1666256), (446, 1520552), (467, 1452176), (592, 1145551), (814, 833128), (892, 760276), (934, 726088), (1628, 416564), (1784, 380138), (1868, 363044), (2453, 276464), (3256, 208282), (3568, 190069), (3736, 181522), (4906, 138232), (5137, 132016), (6512, 104141), (7472, 90761), (8251, 82192), (9812, 69116), (10274, 66008), (16502, 41096), (17279, 39248), (19624, 34558), (20548, 33004)]