81041184

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{659}}^1$

素因数の和:743

約数の個数: 144

約数和(自身を含む): 268107840

約数和(自身を除く): 187066656

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 61, 63, 72, 84, 96, 112, 122, 126, 144, 168, 183, 224, 244, 252, 288, 336, 366, 427, 488, 504, 549, 659, 672, 732, 854, 976, 1008, 1098, 1281, 1318, 1464, 1708, 1952, 1977, 2016, 2196, 2562, 2636, 2928, 3416, 3843, 3954, 4392, 4613, 5124, 5272, 5856, 5931, 6832, 7686, 7908, 8784, 9226, 10248, 10544, 11862, 13664, 13839, 15372, 15816, 17568, 18452, 20496, 21088, 23724, 27678, 30744, 31632, 36904, 40199, 40992, 41517, 47448, 55356, 61488, 63264, 73808, 80398, 83034, 94896, 110712, 120597, 122976, 147616, 160796, 166068, 189792, 221424, 241194, 281393, 321592, 332136, 361791, 442848, 482388, 562786, 643184, 664272, 723582, 844179, 964776, 1125572, 1286368, 1328544, 1447164, 1688358, 1929552, 2251144, 2532537, 2894328, 3376716, 3859104, 4502288, 5065074, 5788656, 6753432, 9004576, 10130148, 11577312, 13506864, 20260296, 27013728, 40520592, 81041184]

約数ペア:

[(1, 81041184), (2, 40520592), (3, 27013728), (4, 20260296), (6, 13506864), (7, 11577312), (8, 10130148), (9, 9004576), (12, 6753432), (14, 5788656), (16, 5065074), (18, 4502288), (21, 3859104), (24, 3376716), (28, 2894328), (32, 2532537), (36, 2251144), (42, 1929552), (48, 1688358), (56, 1447164), (61, 1328544), (63, 1286368), (72, 1125572), (84, 964776), (96, 844179), (112, 723582), (122, 664272), (126, 643184), (144, 562786), (168, 482388), (183, 442848), (224, 361791), (244, 332136), (252, 321592), (288, 281393), (336, 241194), (366, 221424), (427, 189792), (488, 166068), (504, 160796), (549, 147616), (659, 122976), (672, 120597), (732, 110712), (854, 94896), (976, 83034), (1008, 80398), (1098, 73808), (1281, 63264), (1318, 61488), (1464, 55356), (1708, 47448), (1952, 41517), (1977, 40992), (2016, 40199), (2196, 36904), (2562, 31632), (2636, 30744), (2928, 27678), (3416, 23724), (3843, 21088), (3954, 20496), (4392, 18452), (4613, 17568), (5124, 15816), (5272, 15372), (5856, 13839), (5931, 13664), (6832, 11862), (7686, 10544), (7908, 10248), (8784, 9226)]