383808880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{52721}}^1$

素因数の和:52754

約数の個数: 80

約数和(自身を含む): 1098304704

約数和(自身を除く): 714495824

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 52721, 105442, 210884, 263605, 369047, 421768, 527210, 685373, 738094, 843536, 1054420, 1370746, 1476188, 1845235, 2108840, 2741492, 2952376, 3426865, 3690470, 4217680, 4797611, 5482984, 5904752, 6853730, 7380940, 9595222, 10965968, 13707460, 14761880, 19190444, 23988055, 27414920, 29523760, 38380888, 47976110, 54829840, 76761776, 95952220, 191904440, 383808880]

約数ペア:

[(1, 383808880), (2, 191904440), (4, 95952220), (5, 76761776), (7, 54829840), (8, 47976110), (10, 38380888), (13, 29523760), (14, 27414920), (16, 23988055), (20, 19190444), (26, 14761880), (28, 13707460), (35, 10965968), (40, 9595222), (52, 7380940), (56, 6853730), (65, 5904752), (70, 5482984), (80, 4797611), (91, 4217680), (104, 3690470), (112, 3426865), (130, 2952376), (140, 2741492), (182, 2108840), (208, 1845235), (260, 1476188), (280, 1370746), (364, 1054420), (455, 843536), (520, 738094), (560, 685373), (728, 527210), (910, 421768), (1040, 369047), (1456, 263605), (1820, 210884), (3640, 105442), (7280, 52721)]