221031888

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{757}}^1$

素因数の和:865

約数の個数: 160

約数和(自身を含む): 721858560

約数和(自身を除く): 500826672

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 56, 66, 77, 79, 84, 88, 112, 132, 154, 158, 168, 176, 231, 237, 264, 308, 316, 336, 462, 474, 528, 553, 616, 632, 757, 869, 924, 948, 1106, 1232, 1264, 1514, 1659, 1738, 1848, 1896, 2212, 2271, 2607, 3028, 3318, 3476, 3696, 3792, 4424, 4542, 5214, 5299, 6056, 6083, 6636, 6952, 8327, 8848, 9084, 10428, 10598, 12112, 12166, 13272, 13904, 15897, 16654, 18168, 18249, 20856, 21196, 24332, 24981, 26544, 31794, 33308, 36336, 36498, 41712, 42392, 48664, 49962, 58289, 59803, 63588, 66616, 72996, 84784, 97328, 99924, 116578, 119606, 127176, 133232, 145992, 174867, 179409, 199848, 233156, 239212, 254352, 291984, 349734, 358818, 399696, 418621, 466312, 478424, 657833, 699468, 717636, 837242, 932624, 956848, 1255863, 1315666, 1398936, 1435272, 1674484, 1973499, 2511726, 2631332, 2797872, 2870544, 3348968, 3946998, 4604831, 5023452, 5262664, 6697936, 7893996, 9209662, 10046904, 10525328, 13814493, 15787992, 18419324, 20093808, 27628986, 31575984, 36838648, 55257972, 73677296, 110515944, 221031888]

約数ペア:

[(1, 221031888), (2, 110515944), (3, 73677296), (4, 55257972), (6, 36838648), (7, 31575984), (8, 27628986), (11, 20093808), (12, 18419324), (14, 15787992), (16, 13814493), (21, 10525328), (22, 10046904), (24, 9209662), (28, 7893996), (33, 6697936), (42, 5262664), (44, 5023452), (48, 4604831), (56, 3946998), (66, 3348968), (77, 2870544), (79, 2797872), (84, 2631332), (88, 2511726), (112, 1973499), (132, 1674484), (154, 1435272), (158, 1398936), (168, 1315666), (176, 1255863), (231, 956848), (237, 932624), (264, 837242), (308, 717636), (316, 699468), (336, 657833), (462, 478424), (474, 466312), (528, 418621), (553, 399696), (616, 358818), (632, 349734), (757, 291984), (869, 254352), (924, 239212), (948, 233156), (1106, 199848), (1232, 179409), (1264, 174867), (1514, 145992), (1659, 133232), (1738, 127176), (1848, 119606), (1896, 116578), (2212, 99924), (2271, 97328), (2607, 84784), (3028, 72996), (3318, 66616), (3476, 63588), (3696, 59803), (3792, 58289), (4424, 49962), (4542, 48664), (5214, 42392), (5299, 41712), (6056, 36498), (6083, 36336), (6636, 33308), (6952, 31794), (8327, 26544), (8848, 24981), (9084, 24332), (10428, 21196), (10598, 20856), (12112, 18249), (12166, 18168), (13272, 16654), (13904, 15897)]