129778656

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{587}}^1$

素因数の和:661

約数の個数: 144

約数和(自身を含む): 405409536

約数和(自身を除く): 275630880

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 47, 48, 49, 56, 84, 94, 96, 98, 112, 141, 147, 168, 188, 196, 224, 282, 294, 329, 336, 376, 392, 564, 587, 588, 658, 672, 752, 784, 987, 1128, 1174, 1176, 1316, 1504, 1568, 1761, 1974, 2256, 2303, 2348, 2352, 2632, 3522, 3948, 4109, 4512, 4606, 4696, 4704, 5264, 6909, 7044, 7896, 8218, 9212, 9392, 10528, 12327, 13818, 14088, 15792, 16436, 18424, 18784, 24654, 27589, 27636, 28176, 28763, 31584, 32872, 36848, 49308, 55178, 55272, 56352, 57526, 65744, 73696, 82767, 86289, 98616, 110356, 110544, 115052, 131488, 165534, 172578, 193123, 197232, 220712, 221088, 230104, 331068, 345156, 386246, 394464, 441424, 460208, 579369, 662136, 690312, 772492, 882848, 920416, 1158738, 1324272, 1351861, 1380624, 1544984, 2317476, 2648544, 2703722, 2761248, 3089968, 4055583, 4634952, 5407444, 6179936, 8111166, 9269904, 10814888, 16222332, 18539808, 21629776, 32444664, 43259552, 64889328, 129778656]

約数ペア:

[(1, 129778656), (2, 64889328), (3, 43259552), (4, 32444664), (6, 21629776), (7, 18539808), (8, 16222332), (12, 10814888), (14, 9269904), (16, 8111166), (21, 6179936), (24, 5407444), (28, 4634952), (32, 4055583), (42, 3089968), (47, 2761248), (48, 2703722), (49, 2648544), (56, 2317476), (84, 1544984), (94, 1380624), (96, 1351861), (98, 1324272), (112, 1158738), (141, 920416), (147, 882848), (168, 772492), (188, 690312), (196, 662136), (224, 579369), (282, 460208), (294, 441424), (329, 394464), (336, 386246), (376, 345156), (392, 331068), (564, 230104), (587, 221088), (588, 220712), (658, 197232), (672, 193123), (752, 172578), (784, 165534), (987, 131488), (1128, 115052), (1174, 110544), (1176, 110356), (1316, 98616), (1504, 86289), (1568, 82767), (1761, 73696), (1974, 65744), (2256, 57526), (2303, 56352), (2348, 55272), (2352, 55178), (2632, 49308), (3522, 36848), (3948, 32872), (4109, 31584), (4512, 28763), (4606, 28176), (4696, 27636), (4704, 27589), (5264, 24654), (6909, 18784), (7044, 18424), (7896, 16436), (8218, 15792), (9212, 14088), (9392, 13818), (10528, 12327)]