212219964

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^3\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:189

約数の個数: 144

約数和(自身を含む): 609633024

約数和(自身を除く): 397413060

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 43, 44, 66, 86, 99, 103, 121, 129, 132, 172, 198, 206, 242, 258, 309, 363, 387, 396, 412, 473, 484, 516, 618, 726, 774, 927, 946, 1089, 1133, 1236, 1331, 1419, 1452, 1548, 1854, 1892, 2178, 2266, 2662, 2838, 3399, 3708, 3993, 4257, 4356, 4429, 4532, 5203, 5324, 5676, 6798, 7986, 8514, 8858, 10197, 10406, 11979, 12463, 13287, 13596, 15609, 15972, 17028, 17716, 20394, 20812, 23958, 24926, 26574, 31218, 37389, 39861, 40788, 46827, 47916, 48719, 49852, 53148, 57233, 62436, 74778, 79722, 93654, 97438, 112167, 114466, 137093, 146157, 149556, 159444, 171699, 187308, 194876, 224334, 228932, 274186, 292314, 343398, 411279, 438471, 448668, 515097, 535909, 548372, 584628, 686796, 822558, 876942, 1030194, 1071818, 1233837, 1607727, 1645116, 1753884, 2060388, 2143636, 2467674, 3215454, 4823181, 4935348, 5894999, 6430908, 9646362, 11789998, 17684997, 19292724, 23579996, 35369994, 53054991, 70739988, 106109982, 212219964]

約数ペア:

[(1, 212219964), (2, 106109982), (3, 70739988), (4, 53054991), (6, 35369994), (9, 23579996), (11, 19292724), (12, 17684997), (18, 11789998), (22, 9646362), (33, 6430908), (36, 5894999), (43, 4935348), (44, 4823181), (66, 3215454), (86, 2467674), (99, 2143636), (103, 2060388), (121, 1753884), (129, 1645116), (132, 1607727), (172, 1233837), (198, 1071818), (206, 1030194), (242, 876942), (258, 822558), (309, 686796), (363, 584628), (387, 548372), (396, 535909), (412, 515097), (473, 448668), (484, 438471), (516, 411279), (618, 343398), (726, 292314), (774, 274186), (927, 228932), (946, 224334), (1089, 194876), (1133, 187308), (1236, 171699), (1331, 159444), (1419, 149556), (1452, 146157), (1548, 137093), (1854, 114466), (1892, 112167), (2178, 97438), (2266, 93654), (2662, 79722), (2838, 74778), (3399, 62436), (3708, 57233), (3993, 53148), (4257, 49852), (4356, 48719), (4429, 47916), (4532, 46827), (5203, 40788), (5324, 39861), (5676, 37389), (6798, 31218), (7986, 26574), (8514, 24926), (8858, 23958), (10197, 20812), (10406, 20394), (11979, 17716), (12463, 17028), (13287, 15972), (13596, 15609)]