248283728

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{2551}}^1$

素因数の和:2656

約数の個数: 80

約数和(自身を含む): 607580160

約数和(自身を除く): 359296432

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 79, 88, 112, 154, 158, 176, 308, 316, 553, 616, 632, 869, 1106, 1232, 1264, 1738, 2212, 2551, 3476, 4424, 5102, 6083, 6952, 8848, 10204, 12166, 13904, 17857, 20408, 24332, 28061, 35714, 40816, 48664, 56122, 71428, 97328, 112244, 142856, 196427, 201529, 224488, 285712, 392854, 403058, 448976, 785708, 806116, 1410703, 1571416, 1612232, 2216819, 2821406, 3142832, 3224464, 4433638, 5642812, 8867276, 11285624, 15517733, 17734552, 22571248, 31035466, 35469104, 62070932, 124141864, 248283728]

約数ペア:

[(1, 248283728), (2, 124141864), (4, 62070932), (7, 35469104), (8, 31035466), (11, 22571248), (14, 17734552), (16, 15517733), (22, 11285624), (28, 8867276), (44, 5642812), (56, 4433638), (77, 3224464), (79, 3142832), (88, 2821406), (112, 2216819), (154, 1612232), (158, 1571416), (176, 1410703), (308, 806116), (316, 785708), (553, 448976), (616, 403058), (632, 392854), (869, 285712), (1106, 224488), (1232, 201529), (1264, 196427), (1738, 142856), (2212, 112244), (2551, 97328), (3476, 71428), (4424, 56122), (5102, 48664), (6083, 40816), (6952, 35714), (8848, 28061), (10204, 24332), (12166, 20408), (13904, 17857)]