261539304

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{1381}}^1$

素因数の和:2010

約数の個数: 64

約数和(自身を含む): 705815040

約数和(自身を除く): 444275736

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 607, 1214, 1381, 1821, 2428, 2762, 3642, 4143, 4856, 5524, 7284, 7891, 8286, 11048, 14568, 15782, 16572, 17953, 23673, 31564, 33144, 35906, 47346, 53859, 63128, 71812, 94692, 107718, 143624, 189384, 215436, 430872, 838267, 1676534, 2514801, 3353068, 5029602, 6706136, 10059204, 10897471, 20118408, 21794942, 32692413, 43589884, 65384826, 87179768, 130769652, 261539304]

約数ペア:

[(1, 261539304), (2, 130769652), (3, 87179768), (4, 65384826), (6, 43589884), (8, 32692413), (12, 21794942), (13, 20118408), (24, 10897471), (26, 10059204), (39, 6706136), (52, 5029602), (78, 3353068), (104, 2514801), (156, 1676534), (312, 838267), (607, 430872), (1214, 215436), (1381, 189384), (1821, 143624), (2428, 107718), (2762, 94692), (3642, 71812), (4143, 63128), (4856, 53859), (5524, 47346), (7284, 35906), (7891, 33144), (8286, 31564), (11048, 23673), (14568, 17953), (15782, 16572)]