245628656

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{683}}^1$

素因数の和:743

約数の個数: 120

約数和(自身を含む): 620853120

約数和(自身を除く): 375224464

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 52, 56, 76, 91, 104, 112, 133, 152, 169, 182, 208, 247, 266, 304, 338, 364, 494, 532, 676, 683, 728, 988, 1064, 1183, 1352, 1366, 1456, 1729, 1976, 2128, 2366, 2704, 2732, 3211, 3458, 3952, 4732, 4781, 5464, 6422, 6916, 8879, 9464, 9562, 10928, 12844, 12977, 13832, 17758, 18928, 19124, 22477, 25688, 25954, 27664, 35516, 38248, 44954, 51376, 51908, 62153, 71032, 76496, 89908, 90839, 103816, 115427, 124306, 142064, 168701, 179816, 181678, 207632, 230854, 248612, 337402, 359632, 363356, 461708, 497224, 674804, 726712, 807989, 923416, 994448, 1180907, 1349608, 1453424, 1615978, 1846832, 2193113, 2361814, 2699216, 3231956, 4386226, 4723628, 6463912, 8772452, 9447256, 12927824, 15351791, 17544904, 18894512, 30703582, 35089808, 61407164, 122814328, 245628656]

約数ペア:

[(1, 245628656), (2, 122814328), (4, 61407164), (7, 35089808), (8, 30703582), (13, 18894512), (14, 17544904), (16, 15351791), (19, 12927824), (26, 9447256), (28, 8772452), (38, 6463912), (52, 4723628), (56, 4386226), (76, 3231956), (91, 2699216), (104, 2361814), (112, 2193113), (133, 1846832), (152, 1615978), (169, 1453424), (182, 1349608), (208, 1180907), (247, 994448), (266, 923416), (304, 807989), (338, 726712), (364, 674804), (494, 497224), (532, 461708), (676, 363356), (683, 359632), (728, 337402), (988, 248612), (1064, 230854), (1183, 207632), (1352, 181678), (1366, 179816), (1456, 168701), (1729, 142064), (1976, 124306), (2128, 115427), (2366, 103816), (2704, 90839), (2732, 89908), (3211, 76496), (3458, 71032), (3952, 62153), (4732, 51908), (4781, 51376), (5464, 44954), (6422, 38248), (6916, 35516), (8879, 27664), (9464, 25954), (9562, 25688), (10928, 22477), (12844, 19124), (12977, 18928), (13832, 17758)]