72989868

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:164

約数の個数: 144

約数和(自身を含む): 215066880

約数和(自身を除く): 142077012

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 29, 38, 42, 57, 58, 76, 83, 84, 87, 114, 116, 133, 166, 174, 203, 228, 249, 266, 332, 348, 361, 399, 406, 498, 532, 551, 581, 609, 722, 798, 812, 996, 1083, 1102, 1162, 1218, 1444, 1577, 1596, 1653, 1743, 2166, 2204, 2324, 2407, 2436, 2527, 3154, 3306, 3486, 3857, 4332, 4731, 4814, 5054, 6308, 6612, 6972, 7221, 7581, 7714, 9462, 9628, 10108, 10469, 11039, 11571, 14442, 15162, 15428, 16849, 18924, 20938, 22078, 23142, 28884, 29963, 30324, 31407, 33117, 33698, 41876, 44156, 45733, 46284, 50547, 59926, 62814, 66234, 67396, 73283, 89889, 91466, 101094, 119852, 125628, 132468, 137199, 146566, 179778, 182932, 202188, 209741, 219849, 274398, 293132, 320131, 359556, 419482, 439698, 548796, 629223, 640262, 838964, 868927, 879396, 960393, 1258446, 1280524, 1737854, 1920786, 2516892, 2606781, 3475708, 3841572, 5213562, 6082489, 10427124, 12164978, 18247467, 24329956, 36494934, 72989868]

約数ペア:

[(1, 72989868), (2, 36494934), (3, 24329956), (4, 18247467), (6, 12164978), (7, 10427124), (12, 6082489), (14, 5213562), (19, 3841572), (21, 3475708), (28, 2606781), (29, 2516892), (38, 1920786), (42, 1737854), (57, 1280524), (58, 1258446), (76, 960393), (83, 879396), (84, 868927), (87, 838964), (114, 640262), (116, 629223), (133, 548796), (166, 439698), (174, 419482), (203, 359556), (228, 320131), (249, 293132), (266, 274398), (332, 219849), (348, 209741), (361, 202188), (399, 182932), (406, 179778), (498, 146566), (532, 137199), (551, 132468), (581, 125628), (609, 119852), (722, 101094), (798, 91466), (812, 89889), (996, 73283), (1083, 67396), (1102, 66234), (1162, 62814), (1218, 59926), (1444, 50547), (1577, 46284), (1596, 45733), (1653, 44156), (1743, 41876), (2166, 33698), (2204, 33117), (2324, 31407), (2407, 30324), (2436, 29963), (2527, 28884), (3154, 23142), (3306, 22078), (3486, 20938), (3857, 18924), (4332, 16849), (4731, 15428), (4814, 15162), (5054, 14442), (6308, 11571), (6612, 11039), (6972, 10469), (7221, 10108), (7581, 9628), (7714, 9462)]