978659584

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:356

約数の個数: 144

約数和(自身を含む): 2344222720

約数和(自身を除く): 1365563136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 79, 112, 124, 128, 158, 217, 223, 224, 248, 256, 316, 434, 446, 448, 496, 553, 632, 868, 892, 896, 992, 1106, 1264, 1561, 1736, 1784, 1792, 1984, 2212, 2449, 2528, 3122, 3472, 3568, 3968, 4424, 4898, 5056, 6244, 6913, 6944, 7136, 7936, 8848, 9796, 10112, 12488, 13826, 13888, 14272, 17143, 17617, 17696, 19592, 20224, 24976, 27652, 27776, 28544, 34286, 35234, 35392, 39184, 48391, 49952, 55304, 55552, 57088, 68572, 70468, 70784, 78368, 96782, 99904, 110608, 123319, 137144, 140936, 141568, 156736, 193564, 199808, 221216, 246638, 274288, 281872, 313472, 387128, 399616, 442432, 493276, 546127, 548576, 563744, 626944, 774256, 884864, 986552, 1092254, 1097152, 1127488, 1548512, 1769728, 1973104, 2184508, 2194304, 2254976, 3097024, 3822889, 3946208, 4369016, 4388608, 4509952, 6194048, 7645778, 7892416, 8738032, 12388096, 15291556, 15784832, 17476064, 30583112, 31569664, 34952128, 61166224, 69904256, 122332448, 139808512, 244664896, 489329792, 978659584]

約数ペア:

[(1, 978659584), (2, 489329792), (4, 244664896), (7, 139808512), (8, 122332448), (14, 69904256), (16, 61166224), (28, 34952128), (31, 31569664), (32, 30583112), (56, 17476064), (62, 15784832), (64, 15291556), (79, 12388096), (112, 8738032), (124, 7892416), (128, 7645778), (158, 6194048), (217, 4509952), (223, 4388608), (224, 4369016), (248, 3946208), (256, 3822889), (316, 3097024), (434, 2254976), (446, 2194304), (448, 2184508), (496, 1973104), (553, 1769728), (632, 1548512), (868, 1127488), (892, 1097152), (896, 1092254), (992, 986552), (1106, 884864), (1264, 774256), (1561, 626944), (1736, 563744), (1784, 548576), (1792, 546127), (1984, 493276), (2212, 442432), (2449, 399616), (2528, 387128), (3122, 313472), (3472, 281872), (3568, 274288), (3968, 246638), (4424, 221216), (4898, 199808), (5056, 193564), (6244, 156736), (6913, 141568), (6944, 140936), (7136, 137144), (7936, 123319), (8848, 110608), (9796, 99904), (10112, 96782), (12488, 78368), (13826, 70784), (13888, 70468), (14272, 68572), (17143, 57088), (17617, 55552), (17696, 55304), (19592, 49952), (20224, 48391), (24976, 39184), (27652, 35392), (27776, 35234), (28544, 34286)]