242154872

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 486129600

約数和(自身を除く): 243974728

約数列:

[1, 2, 4, 8, 29, 58, 61, 71, 116, 122, 142, 232, 241, 244, 284, 482, 488, 568, 964, 1769, 1928, 2059, 3538, 4118, 4331, 6989, 7076, 8236, 8662, 13978, 14152, 14701, 16472, 17111, 17324, 27956, 29402, 34222, 34648, 55912, 58804, 68444, 117608, 125599, 136888, 251198, 426329, 496219, 502396, 852658, 992438, 1004792, 1043771, 1705316, 1984876, 2087542, 3410632, 3969752, 4175084, 8350168, 30269359, 60538718, 121077436, 242154872]

約数ペア:

[(1, 242154872), (2, 121077436), (4, 60538718), (8, 30269359), (29, 8350168), (58, 4175084), (61, 3969752), (71, 3410632), (116, 2087542), (122, 1984876), (142, 1705316), (232, 1043771), (241, 1004792), (244, 992438), (284, 852658), (482, 502396), (488, 496219), (568, 426329), (964, 251198), (1769, 136888), (1928, 125599), (2059, 117608), (3538, 68444), (4118, 58804), (4331, 55912), (6989, 34648), (7076, 34222), (8236, 29402), (8662, 27956), (13978, 17324), (14152, 17111), (14701, 16472)]