17778857208

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{18661}}^1$

素因数の和:18837

約数の個数: 128

約数和(自身を含む): 52241656320

約数和(自身を除く): 34462799112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 53, 56, 84, 106, 107, 159, 168, 212, 214, 318, 321, 371, 424, 428, 636, 642, 742, 749, 856, 1113, 1272, 1284, 1484, 1498, 2226, 2247, 2568, 2968, 2996, 4452, 4494, 5671, 5992, 8904, 8988, 11342, 17013, 17976, 18661, 22684, 34026, 37322, 39697, 45368, 55983, 68052, 74644, 79394, 111966, 119091, 130627, 136104, 149288, 158788, 223932, 238182, 261254, 317576, 391881, 447864, 476364, 522508, 783762, 952728, 989033, 1045016, 1567524, 1978066, 1996727, 2967099, 3135048, 3956132, 3993454, 5934198, 5990181, 6923231, 7912264, 7986908, 11868396, 11980362, 13846462, 13977089, 15973816, 20769693, 23736792, 23960724, 27692924, 27954178, 41539386, 41931267, 47921448, 55385848, 55908356, 83078772, 83862534, 105826531, 111816712, 166157544, 167725068, 211653062, 317479593, 335450136, 423306124, 634959186, 740785717, 846612248, 1269918372, 1481571434, 2222357151, 2539836744, 2963142868, 4444714302, 5926285736, 8889428604, 17778857208]

約数ペア:

[(1, 17778857208), (2, 8889428604), (3, 5926285736), (4, 4444714302), (6, 2963142868), (7, 2539836744), (8, 2222357151), (12, 1481571434), (14, 1269918372), (21, 846612248), (24, 740785717), (28, 634959186), (42, 423306124), (53, 335450136), (56, 317479593), (84, 211653062), (106, 167725068), (107, 166157544), (159, 111816712), (168, 105826531), (212, 83862534), (214, 83078772), (318, 55908356), (321, 55385848), (371, 47921448), (424, 41931267), (428, 41539386), (636, 27954178), (642, 27692924), (742, 23960724), (749, 23736792), (856, 20769693), (1113, 15973816), (1272, 13977089), (1284, 13846462), (1484, 11980362), (1498, 11868396), (2226, 7986908), (2247, 7912264), (2568, 6923231), (2968, 5990181), (2996, 5934198), (4452, 3993454), (4494, 3956132), (5671, 3135048), (5992, 2967099), (8904, 1996727), (8988, 1978066), (11342, 1567524), (17013, 1045016), (17976, 989033), (18661, 952728), (22684, 783762), (34026, 522508), (37322, 476364), (39697, 447864), (45368, 391881), (55983, 317576), (68052, 261254), (74644, 238182), (79394, 223932), (111966, 158788), (119091, 149288), (130627, 136104)]