28118784

素因数分解:

$2^8\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:126

約数の個数: 144

約数和(自身を含む): 82414080

約数和(自身を除く): 54295296

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 41, 47, 48, 57, 64, 76, 82, 94, 96, 114, 123, 128, 141, 152, 164, 188, 192, 228, 246, 256, 282, 304, 328, 376, 384, 456, 492, 564, 608, 656, 752, 768, 779, 893, 912, 984, 1128, 1216, 1312, 1504, 1558, 1786, 1824, 1927, 1968, 2256, 2337, 2432, 2624, 2679, 3008, 3116, 3572, 3648, 3854, 3936, 4512, 4674, 4864, 5248, 5358, 5781, 6016, 6232, 7144, 7296, 7708, 7872, 9024, 9348, 10496, 10716, 11562, 12032, 12464, 14288, 14592, 15416, 15744, 18048, 18696, 21432, 23124, 24928, 28576, 30832, 31488, 36096, 36613, 37392, 42864, 46248, 49856, 57152, 61664, 73226, 74784, 85728, 92496, 99712, 109839, 114304, 123328, 146452, 149568, 171456, 184992, 199424, 219678, 228608, 246656, 292904, 299136, 342912, 369984, 439356, 493312, 585808, 598272, 685824, 739968, 878712, 1171616, 1479936, 1757424, 2343232, 3514848, 4686464, 7029696, 9372928, 14059392, 28118784]

約数ペア:

[(1, 28118784), (2, 14059392), (3, 9372928), (4, 7029696), (6, 4686464), (8, 3514848), (12, 2343232), (16, 1757424), (19, 1479936), (24, 1171616), (32, 878712), (38, 739968), (41, 685824), (47, 598272), (48, 585808), (57, 493312), (64, 439356), (76, 369984), (82, 342912), (94, 299136), (96, 292904), (114, 246656), (123, 228608), (128, 219678), (141, 199424), (152, 184992), (164, 171456), (188, 149568), (192, 146452), (228, 123328), (246, 114304), (256, 109839), (282, 99712), (304, 92496), (328, 85728), (376, 74784), (384, 73226), (456, 61664), (492, 57152), (564, 49856), (608, 46248), (656, 42864), (752, 37392), (768, 36613), (779, 36096), (893, 31488), (912, 30832), (984, 28576), (1128, 24928), (1216, 23124), (1312, 21432), (1504, 18696), (1558, 18048), (1786, 15744), (1824, 15416), (1927, 14592), (1968, 14288), (2256, 12464), (2337, 12032), (2432, 11562), (2624, 10716), (2679, 10496), (3008, 9348), (3116, 9024), (3572, 7872), (3648, 7708), (3854, 7296), (3936, 7144), (4512, 6232), (4674, 6016), (4864, 5781), (5248, 5358)]