247654912

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{769}}^1$

素因数の和:841

約数の個数: 80

約数和(自身を含む): 538793640

約数和(自身を除く): 291138728

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 37, 64, 68, 74, 128, 136, 148, 256, 272, 296, 512, 544, 592, 629, 769, 1088, 1184, 1258, 1538, 2176, 2368, 2516, 3076, 4352, 4736, 5032, 6152, 8704, 9472, 10064, 12304, 13073, 18944, 20128, 24608, 26146, 28453, 40256, 49216, 52292, 56906, 80512, 98432, 104584, 113812, 161024, 196864, 209168, 227624, 322048, 393728, 418336, 455248, 483701, 836672, 910496, 967402, 1673344, 1820992, 1934804, 3346688, 3641984, 3869608, 6693376, 7283968, 7739216, 14567936, 15478432, 30956864, 61913728, 123827456, 247654912]

約数ペア:

[(1, 247654912), (2, 123827456), (4, 61913728), (8, 30956864), (16, 15478432), (17, 14567936), (32, 7739216), (34, 7283968), (37, 6693376), (64, 3869608), (68, 3641984), (74, 3346688), (128, 1934804), (136, 1820992), (148, 1673344), (256, 967402), (272, 910496), (296, 836672), (512, 483701), (544, 455248), (592, 418336), (629, 393728), (769, 322048), (1088, 227624), (1184, 209168), (1258, 196864), (1538, 161024), (2176, 113812), (2368, 104584), (2516, 98432), (3076, 80512), (4352, 56906), (4736, 52292), (5032, 49216), (6152, 40256), (8704, 28453), (9472, 26146), (10064, 24608), (12304, 20128), (13073, 18944)]