728755496

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{2003}}^1$

素因数の和:2178

約数の個数: 64

約数和(自身を含む): 1601596800

約数和(自身を除く): 872841304

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 89, 146, 178, 292, 356, 511, 584, 623, 712, 1022, 1246, 2003, 2044, 2492, 4006, 4088, 4984, 6497, 8012, 12994, 14021, 16024, 25988, 28042, 45479, 51976, 56084, 90958, 112168, 146219, 178267, 181916, 292438, 356534, 363832, 584876, 713068, 1023533, 1169752, 1247869, 1426136, 2047066, 2495738, 4094132, 4991476, 8188264, 9982952, 13013491, 26026982, 52053964, 91094437, 104107928, 182188874, 364377748, 728755496]

約数ペア:

[(1, 728755496), (2, 364377748), (4, 182188874), (7, 104107928), (8, 91094437), (14, 52053964), (28, 26026982), (56, 13013491), (73, 9982952), (89, 8188264), (146, 4991476), (178, 4094132), (292, 2495738), (356, 2047066), (511, 1426136), (584, 1247869), (623, 1169752), (712, 1023533), (1022, 713068), (1246, 584876), (2003, 363832), (2044, 356534), (2492, 292438), (4006, 181916), (4088, 178267), (4984, 146219), (6497, 112168), (8012, 90958), (12994, 56084), (14021, 51976), (16024, 45479), (25988, 28042)]