1640442804

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3691}}^1$

素因数の和:3766

約数の個数: 192

約数和(自身を含む): 5279619072

約数和(自身を除く): 3639176268

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 13, 14, 21, 22, 26, 28, 33, 37, 39, 42, 44, 52, 66, 74, 77, 78, 84, 91, 111, 132, 143, 148, 154, 156, 182, 222, 231, 259, 273, 286, 308, 364, 407, 429, 444, 462, 481, 518, 546, 572, 777, 814, 858, 924, 962, 1001, 1036, 1092, 1221, 1443, 1554, 1628, 1716, 1924, 2002, 2442, 2849, 2886, 3003, 3108, 3367, 3691, 4004, 4884, 5291, 5698, 5772, 6006, 6734, 7382, 8547, 10101, 10582, 11073, 11396, 12012, 13468, 14764, 15873, 17094, 20202, 21164, 22146, 25837, 31746, 34188, 37037, 40404, 40601, 44292, 47983, 51674, 63492, 74074, 77511, 81202, 95966, 103348, 111111, 121803, 136567, 143949, 148148, 155022, 162404, 191932, 222222, 243606, 273134, 284207, 287898, 310044, 335881, 409701, 444444, 487212, 527813, 546268, 568414, 575796, 671762, 819402, 852621, 955969, 1007643, 1055626, 1136828, 1343524, 1502237, 1583439, 1638804, 1705242, 1775371, 1911938, 2015286, 2111252, 2867907, 3004474, 3166878, 3410484, 3550742, 3694691, 3823876, 4030572, 4506711, 5326113, 5735814, 6008948, 6333756, 7101484, 7389382, 9013422, 10515659, 10652226, 11084073, 11471628, 12427597, 14778764, 18026844, 19529081, 21031318, 21304452, 22168146, 24855194, 31546977, 37282791, 39058162, 42062636, 44336292, 49710388, 58587243, 63093954, 74565582, 78116324, 117174486, 126187908, 136703567, 149131164, 234348972, 273407134, 410110701, 546814268, 820221402, 1640442804]

約数ペア:

[(1, 1640442804), (2, 820221402), (3, 546814268), (4, 410110701), (6, 273407134), (7, 234348972), (11, 149131164), (12, 136703567), (13, 126187908), (14, 117174486), (21, 78116324), (22, 74565582), (26, 63093954), (28, 58587243), (33, 49710388), (37, 44336292), (39, 42062636), (42, 39058162), (44, 37282791), (52, 31546977), (66, 24855194), (74, 22168146), (77, 21304452), (78, 21031318), (84, 19529081), (91, 18026844), (111, 14778764), (132, 12427597), (143, 11471628), (148, 11084073), (154, 10652226), (156, 10515659), (182, 9013422), (222, 7389382), (231, 7101484), (259, 6333756), (273, 6008948), (286, 5735814), (308, 5326113), (364, 4506711), (407, 4030572), (429, 3823876), (444, 3694691), (462, 3550742), (481, 3410484), (518, 3166878), (546, 3004474), (572, 2867907), (777, 2111252), (814, 2015286), (858, 1911938), (924, 1775371), (962, 1705242), (1001, 1638804), (1036, 1583439), (1092, 1502237), (1221, 1343524), (1443, 1136828), (1554, 1055626), (1628, 1007643), (1716, 955969), (1924, 852621), (2002, 819402), (2442, 671762), (2849, 575796), (2886, 568414), (3003, 546268), (3108, 527813), (3367, 487212), (3691, 444444), (4004, 409701), (4884, 335881), (5291, 310044), (5698, 287898), (5772, 284207), (6006, 273134), (6734, 243606), (7382, 222222), (8547, 191932), (10101, 162404), (10582, 155022), (11073, 148148), (11396, 143949), (12012, 136567), (13468, 121803), (14764, 111111), (15873, 103348), (17094, 95966), (20202, 81202), (21164, 77511), (22146, 74074), (25837, 63492), (31746, 51674), (34188, 47983), (37037, 44292), (40404, 40601)]