31784928

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{233}}^1$

素因数の和:289

約数の個数: 144

約数和(自身を含む): 100835280

約数和(自身を除く): 69050352

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, 233, 294, 336, 348, 392, 406, 464, 466, 588, 609, 672, 696, 699, 784, 812, 928, 932, 1176, 1218, 1392, 1398, 1421, 1568, 1624, 1631, 1864, 2352, 2436, 2784, 2796, 2842, 3248, 3262, 3728, 4263, 4704, 4872, 4893, 5592, 5684, 6496, 6524, 6757, 7456, 8526, 9744, 9786, 11184, 11368, 11417, 13048, 13514, 17052, 19488, 19572, 20271, 22368, 22736, 22834, 26096, 27028, 34104, 34251, 39144, 40542, 45472, 45668, 47299, 52192, 54056, 68208, 68502, 78288, 81084, 91336, 94598, 108112, 136416, 137004, 141897, 156576, 162168, 182672, 189196, 216224, 274008, 283794, 324336, 331093, 365344, 378392, 548016, 567588, 648672, 662186, 756784, 993279, 1096032, 1135176, 1324372, 1513568, 1986558, 2270352, 2648744, 3973116, 4540704, 5297488, 7946232, 10594976, 15892464, 31784928]

約数ペア:

[(1, 31784928), (2, 15892464), (3, 10594976), (4, 7946232), (6, 5297488), (7, 4540704), (8, 3973116), (12, 2648744), (14, 2270352), (16, 1986558), (21, 1513568), (24, 1324372), (28, 1135176), (29, 1096032), (32, 993279), (42, 756784), (48, 662186), (49, 648672), (56, 567588), (58, 548016), (84, 378392), (87, 365344), (96, 331093), (98, 324336), (112, 283794), (116, 274008), (147, 216224), (168, 189196), (174, 182672), (196, 162168), (203, 156576), (224, 141897), (232, 137004), (233, 136416), (294, 108112), (336, 94598), (348, 91336), (392, 81084), (406, 78288), (464, 68502), (466, 68208), (588, 54056), (609, 52192), (672, 47299), (696, 45668), (699, 45472), (784, 40542), (812, 39144), (928, 34251), (932, 34104), (1176, 27028), (1218, 26096), (1392, 22834), (1398, 22736), (1421, 22368), (1568, 20271), (1624, 19572), (1631, 19488), (1864, 17052), (2352, 13514), (2436, 13048), (2784, 11417), (2796, 11368), (2842, 11184), (3248, 9786), (3262, 9744), (3728, 8526), (4263, 7456), (4704, 6757), (4872, 6524), (4893, 6496), (5592, 5684)]