720365724

素因数分解:

$2^2\times 3^6\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{613}}^1$

素因数の和:679

約数の個数: 168

約数和(自身を含む): 2104575872

約数和(自身を除く): 1384210148

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 31, 36, 39, 52, 54, 62, 78, 81, 93, 108, 117, 124, 156, 162, 186, 234, 243, 279, 324, 351, 372, 403, 468, 486, 558, 613, 702, 729, 806, 837, 972, 1053, 1116, 1209, 1226, 1404, 1458, 1612, 1674, 1839, 2106, 2418, 2452, 2511, 2916, 3159, 3348, 3627, 3678, 4212, 4836, 5022, 5517, 6318, 7254, 7356, 7533, 7969, 9477, 10044, 10881, 11034, 12636, 14508, 15066, 15938, 16551, 18954, 19003, 21762, 22068, 22599, 23907, 30132, 31876, 32643, 33102, 37908, 38006, 43524, 45198, 47814, 49653, 57009, 65286, 66204, 71721, 76012, 90396, 95628, 97929, 99306, 114018, 130572, 143442, 148959, 171027, 195858, 198612, 215163, 228036, 247039, 286884, 293787, 297918, 342054, 391716, 430326, 446877, 494078, 513081, 587574, 595836, 645489, 684108, 741117, 860652, 893754, 988156, 1026162, 1175148, 1290978, 1482234, 1539243, 1787508, 1936467, 2052324, 2223351, 2581956, 2964468, 3078486, 3872934, 4446702, 4617729, 5809401, 6156972, 6670053, 7745868, 8893404, 9235458, 11618802, 13340106, 13853187, 18470916, 20010159, 23237604, 26680212, 27706374, 40020318, 55412748, 60030477, 80040636, 120060954, 180091431, 240121908, 360182862, 720365724]

約数ペア:

[(1, 720365724), (2, 360182862), (3, 240121908), (4, 180091431), (6, 120060954), (9, 80040636), (12, 60030477), (13, 55412748), (18, 40020318), (26, 27706374), (27, 26680212), (31, 23237604), (36, 20010159), (39, 18470916), (52, 13853187), (54, 13340106), (62, 11618802), (78, 9235458), (81, 8893404), (93, 7745868), (108, 6670053), (117, 6156972), (124, 5809401), (156, 4617729), (162, 4446702), (186, 3872934), (234, 3078486), (243, 2964468), (279, 2581956), (324, 2223351), (351, 2052324), (372, 1936467), (403, 1787508), (468, 1539243), (486, 1482234), (558, 1290978), (613, 1175148), (702, 1026162), (729, 988156), (806, 893754), (837, 860652), (972, 741117), (1053, 684108), (1116, 645489), (1209, 595836), (1226, 587574), (1404, 513081), (1458, 494078), (1612, 446877), (1674, 430326), (1839, 391716), (2106, 342054), (2418, 297918), (2452, 293787), (2511, 286884), (2916, 247039), (3159, 228036), (3348, 215163), (3627, 198612), (3678, 195858), (4212, 171027), (4836, 148959), (5022, 143442), (5517, 130572), (6318, 114018), (7254, 99306), (7356, 97929), (7533, 95628), (7969, 90396), (9477, 76012), (10044, 71721), (10881, 66204), (11034, 65286), (12636, 57009), (14508, 49653), (15066, 47814), (15938, 45198), (16551, 43524), (18954, 38006), (19003, 37908), (21762, 33102), (22068, 32643), (22599, 31876), (23907, 30132)]