15662421136

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1\times {\mathrm{1777}}^1$

素因数の和:2408

約数の個数: 80

約数和(自身を含む): 32478171264

約数和(自身を除く): 16815750128

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 86, 92, 172, 184, 344, 368, 557, 688, 989, 1114, 1777, 1978, 2228, 3554, 3956, 4456, 7108, 7912, 8912, 12811, 14216, 15824, 23951, 25622, 28432, 40871, 47902, 51244, 76411, 81742, 95804, 102488, 152822, 163484, 191608, 204976, 305644, 326968, 383216, 550873, 611288, 653936, 989789, 1101746, 1222576, 1757453, 1979578, 2203492, 3514906, 3959156, 4406984, 7029812, 7918312, 8813968, 14059624, 15836624, 22765147, 28119248, 42560927, 45530294, 85121854, 91060588, 170243708, 182121176, 340487416, 364242352, 680974832, 978901321, 1957802642, 3915605284, 7831210568, 15662421136]

約数ペア:

[(1, 15662421136), (2, 7831210568), (4, 3915605284), (8, 1957802642), (16, 978901321), (23, 680974832), (43, 364242352), (46, 340487416), (86, 182121176), (92, 170243708), (172, 91060588), (184, 85121854), (344, 45530294), (368, 42560927), (557, 28119248), (688, 22765147), (989, 15836624), (1114, 14059624), (1777, 8813968), (1978, 7918312), (2228, 7029812), (3554, 4406984), (3956, 3959156), (4456, 3514906), (7108, 2203492), (7912, 1979578), (8912, 1757453), (12811, 1222576), (14216, 1101746), (15824, 989789), (23951, 653936), (25622, 611288), (28432, 550873), (40871, 383216), (47902, 326968), (51244, 305644), (76411, 204976), (81742, 191608), (95804, 163484), (102488, 152822)]