261614208

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{21977}}^1$

素因数の和:22025

約数の個数: 64

約数和(自身を含む): 717361920

約数和(自身を除く): 455747712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 372, 384, 496, 744, 992, 1488, 1984, 2976, 3968, 5952, 11904, 21977, 43954, 65931, 87908, 131862, 175816, 263724, 351632, 527448, 681287, 703264, 1054896, 1362574, 1406528, 2043861, 2109792, 2725148, 2813056, 4087722, 4219584, 5450296, 8175444, 8439168, 10900592, 16350888, 21801184, 32701776, 43602368, 65403552, 87204736, 130807104, 261614208]

約数ペア:

[(1, 261614208), (2, 130807104), (3, 87204736), (4, 65403552), (6, 43602368), (8, 32701776), (12, 21801184), (16, 16350888), (24, 10900592), (31, 8439168), (32, 8175444), (48, 5450296), (62, 4219584), (64, 4087722), (93, 2813056), (96, 2725148), (124, 2109792), (128, 2043861), (186, 1406528), (192, 1362574), (248, 1054896), (372, 703264), (384, 681287), (496, 527448), (744, 351632), (992, 263724), (1488, 175816), (1984, 131862), (2976, 87908), (3968, 65931), (5952, 43954), (11904, 21977)]