256518528

素因数分解:

$2^7\times 3^1\times 7^2\times {\mathrm{13633}}^1$

素因数の和:13664

約数の個数: 96

約数和(自身を含む): 792680760

約数和(自身を除く): 536162232

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 224, 294, 336, 384, 392, 448, 588, 672, 784, 896, 1176, 1344, 1568, 2352, 2688, 3136, 4704, 6272, 9408, 13633, 18816, 27266, 40899, 54532, 81798, 95431, 109064, 163596, 190862, 218128, 286293, 327192, 381724, 436256, 572586, 654384, 668017, 763448, 872512, 1145172, 1308768, 1336034, 1526896, 1745024, 2004051, 2290344, 2617536, 2672068, 3053792, 4008102, 4580688, 5235072, 5344136, 6107584, 8016204, 9161376, 10688272, 12215168, 16032408, 18322752, 21376544, 32064816, 36645504, 42753088, 64129632, 85506176, 128259264, 256518528]

約数ペア:

[(1, 256518528), (2, 128259264), (3, 85506176), (4, 64129632), (6, 42753088), (7, 36645504), (8, 32064816), (12, 21376544), (14, 18322752), (16, 16032408), (21, 12215168), (24, 10688272), (28, 9161376), (32, 8016204), (42, 6107584), (48, 5344136), (49, 5235072), (56, 4580688), (64, 4008102), (84, 3053792), (96, 2672068), (98, 2617536), (112, 2290344), (128, 2004051), (147, 1745024), (168, 1526896), (192, 1336034), (196, 1308768), (224, 1145172), (294, 872512), (336, 763448), (384, 668017), (392, 654384), (448, 572586), (588, 436256), (672, 381724), (784, 327192), (896, 286293), (1176, 218128), (1344, 190862), (1568, 163596), (2352, 109064), (2688, 95431), (3136, 81798), (4704, 54532), (6272, 40899), (9408, 27266), (13633, 18816)]