81986016

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{601}}^1$

素因数の和:657

約数の個数: 144

約数和(自身を含む): 259413840

約数和(自身を除く): 177427824

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 32, 42, 48, 49, 56, 58, 84, 87, 96, 98, 112, 116, 147, 168, 174, 196, 203, 224, 232, 294, 336, 348, 392, 406, 464, 588, 601, 609, 672, 696, 784, 812, 928, 1176, 1202, 1218, 1392, 1421, 1568, 1624, 1803, 2352, 2404, 2436, 2784, 2842, 3248, 3606, 4207, 4263, 4704, 4808, 4872, 5684, 6496, 7212, 8414, 8526, 9616, 9744, 11368, 12621, 14424, 16828, 17052, 17429, 19232, 19488, 22736, 25242, 28848, 29449, 33656, 34104, 34858, 45472, 50484, 52287, 57696, 58898, 67312, 68208, 69716, 88347, 100968, 104574, 117796, 122003, 134624, 136416, 139432, 176694, 201936, 209148, 235592, 244006, 278864, 353388, 366009, 403872, 418296, 471184, 488012, 557728, 706776, 732018, 836592, 854021, 942368, 976024, 1413552, 1464036, 1673184, 1708042, 1952048, 2562063, 2827104, 2928072, 3416084, 3904096, 5124126, 5856144, 6832168, 10248252, 11712288, 13664336, 20496504, 27328672, 40993008, 81986016]

約数ペア:

[(1, 81986016), (2, 40993008), (3, 27328672), (4, 20496504), (6, 13664336), (7, 11712288), (8, 10248252), (12, 6832168), (14, 5856144), (16, 5124126), (21, 3904096), (24, 3416084), (28, 2928072), (29, 2827104), (32, 2562063), (42, 1952048), (48, 1708042), (49, 1673184), (56, 1464036), (58, 1413552), (84, 976024), (87, 942368), (96, 854021), (98, 836592), (112, 732018), (116, 706776), (147, 557728), (168, 488012), (174, 471184), (196, 418296), (203, 403872), (224, 366009), (232, 353388), (294, 278864), (336, 244006), (348, 235592), (392, 209148), (406, 201936), (464, 176694), (588, 139432), (601, 136416), (609, 134624), (672, 122003), (696, 117796), (784, 104574), (812, 100968), (928, 88347), (1176, 69716), (1202, 68208), (1218, 67312), (1392, 58898), (1421, 57696), (1568, 52287), (1624, 50484), (1803, 45472), (2352, 34858), (2404, 34104), (2436, 33656), (2784, 29449), (2842, 28848), (3248, 25242), (3606, 22736), (4207, 19488), (4263, 19232), (4704, 17429), (4808, 17052), (4872, 16828), (5684, 14424), (6496, 12621), (7212, 11368), (8414, 9744), (8526, 9616)]