128427156

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:167

約数の個数: 216

約数和(自身を含む): 407665440

約数和(自身を除く): 279238284

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 19, 22, 26, 33, 36, 38, 39, 44, 52, 57, 66, 76, 78, 99, 101, 114, 117, 132, 143, 156, 169, 171, 198, 202, 209, 228, 234, 247, 286, 303, 338, 342, 396, 404, 418, 429, 468, 494, 507, 572, 606, 627, 676, 684, 741, 836, 858, 909, 988, 1014, 1111, 1212, 1254, 1287, 1313, 1482, 1521, 1716, 1818, 1859, 1881, 1919, 2028, 2222, 2223, 2508, 2574, 2626, 2717, 2964, 3042, 3211, 3333, 3636, 3718, 3762, 3838, 3939, 4444, 4446, 5148, 5252, 5434, 5577, 5757, 6084, 6422, 6666, 7436, 7524, 7676, 7878, 8151, 8892, 9633, 9999, 10868, 11154, 11514, 11817, 12844, 13332, 14443, 15756, 16302, 16731, 17069, 17271, 19266, 19998, 21109, 22308, 23028, 23634, 24453, 24947, 28886, 28899, 32604, 33462, 34138, 34542, 35321, 38532, 39996, 42218, 43329, 47268, 48906, 49894, 51207, 57772, 57798, 63327, 66924, 68276, 69084, 70642, 74841, 84436, 86658, 97812, 99788, 102414, 105963, 115596, 126654, 129987, 141284, 149682, 153621, 173316, 187759, 189981, 204828, 211926, 224523, 253308, 259974, 274417, 299364, 307242, 317889, 324311, 375518, 379962, 423852, 449046, 519948, 548834, 563277, 614484, 635778, 648622, 751036, 759924, 823251, 898092, 972933, 1097668, 1126554, 1271556, 1297244, 1646502, 1689831, 1945866, 2253108, 2469753, 2918799, 3293004, 3379662, 3567421, 3891732, 4939506, 5837598, 6759324, 7134842, 9879012, 10702263, 11675196, 14269684, 21404526, 32106789, 42809052, 64213578, 128427156]

約数ペア:

[(1, 128427156), (2, 64213578), (3, 42809052), (4, 32106789), (6, 21404526), (9, 14269684), (11, 11675196), (12, 10702263), (13, 9879012), (18, 7134842), (19, 6759324), (22, 5837598), (26, 4939506), (33, 3891732), (36, 3567421), (38, 3379662), (39, 3293004), (44, 2918799), (52, 2469753), (57, 2253108), (66, 1945866), (76, 1689831), (78, 1646502), (99, 1297244), (101, 1271556), (114, 1126554), (117, 1097668), (132, 972933), (143, 898092), (156, 823251), (169, 759924), (171, 751036), (198, 648622), (202, 635778), (209, 614484), (228, 563277), (234, 548834), (247, 519948), (286, 449046), (303, 423852), (338, 379962), (342, 375518), (396, 324311), (404, 317889), (418, 307242), (429, 299364), (468, 274417), (494, 259974), (507, 253308), (572, 224523), (606, 211926), (627, 204828), (676, 189981), (684, 187759), (741, 173316), (836, 153621), (858, 149682), (909, 141284), (988, 129987), (1014, 126654), (1111, 115596), (1212, 105963), (1254, 102414), (1287, 99788), (1313, 97812), (1482, 86658), (1521, 84436), (1716, 74841), (1818, 70642), (1859, 69084), (1881, 68276), (1919, 66924), (2028, 63327), (2222, 57798), (2223, 57772), (2508, 51207), (2574, 49894), (2626, 48906), (2717, 47268), (2964, 43329), (3042, 42218), (3211, 39996), (3333, 38532), (3636, 35321), (3718, 34542), (3762, 34138), (3838, 33462), (3939, 32604), (4444, 28899), (4446, 28886), (5148, 24947), (5252, 24453), (5434, 23634), (5577, 23028), (5757, 22308), (6084, 21109), (6422, 19998), (6666, 19266), (7436, 17271), (7524, 17069), (7676, 16731), (7878, 16302), (8151, 15756), (8892, 14443), (9633, 13332), (9999, 12844), (10868, 11817), (11154, 11514)]