281313312

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{757}}^1$

素因数の和:863

約数の個数: 144

約数和(自身を含む): 871032960

約数和(自身を除く): 589719648

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 79, 84, 96, 98, 112, 147, 158, 168, 196, 224, 237, 294, 316, 336, 392, 474, 553, 588, 632, 672, 757, 784, 948, 1106, 1176, 1264, 1514, 1568, 1659, 1896, 2212, 2271, 2352, 2528, 3028, 3318, 3792, 3871, 4424, 4542, 4704, 5299, 6056, 6636, 7584, 7742, 8848, 9084, 10598, 11613, 12112, 13272, 15484, 15897, 17696, 18168, 21196, 23226, 24224, 26544, 30968, 31794, 36336, 37093, 42392, 46452, 53088, 59803, 61936, 63588, 72672, 74186, 84784, 92904, 111279, 119606, 123872, 127176, 148372, 169568, 179409, 185808, 222558, 239212, 254352, 296744, 358818, 371616, 418621, 445116, 478424, 508704, 593488, 717636, 837242, 890232, 956848, 1186976, 1255863, 1435272, 1674484, 1780464, 1913696, 2511726, 2870544, 2930347, 3348968, 3560928, 5023452, 5741088, 5860694, 6697936, 8791041, 10046904, 11721388, 13395872, 17582082, 20093808, 23442776, 35164164, 40187616, 46885552, 70328328, 93771104, 140656656, 281313312]

約数ペア:

[(1, 281313312), (2, 140656656), (3, 93771104), (4, 70328328), (6, 46885552), (7, 40187616), (8, 35164164), (12, 23442776), (14, 20093808), (16, 17582082), (21, 13395872), (24, 11721388), (28, 10046904), (32, 8791041), (42, 6697936), (48, 5860694), (49, 5741088), (56, 5023452), (79, 3560928), (84, 3348968), (96, 2930347), (98, 2870544), (112, 2511726), (147, 1913696), (158, 1780464), (168, 1674484), (196, 1435272), (224, 1255863), (237, 1186976), (294, 956848), (316, 890232), (336, 837242), (392, 717636), (474, 593488), (553, 508704), (588, 478424), (632, 445116), (672, 418621), (757, 371616), (784, 358818), (948, 296744), (1106, 254352), (1176, 239212), (1264, 222558), (1514, 185808), (1568, 179409), (1659, 169568), (1896, 148372), (2212, 127176), (2271, 123872), (2352, 119606), (2528, 111279), (3028, 92904), (3318, 84784), (3792, 74186), (3871, 72672), (4424, 63588), (4542, 61936), (4704, 59803), (5299, 53088), (6056, 46452), (6636, 42392), (7584, 37093), (7742, 36336), (8848, 31794), (9084, 30968), (10598, 26544), (11613, 24224), (12112, 23226), (13272, 21196), (15484, 18168), (15897, 17696)]