28997760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1373}}^1$

素因数の和:1406

約数の個数: 128

約数和(自身を含む): 100906560

約数和(自身を除く): 71908800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 384, 440, 480, 528, 640, 660, 704, 880, 960, 1056, 1320, 1373, 1408, 1760, 1920, 2112, 2640, 2746, 3520, 4119, 4224, 5280, 5492, 6865, 7040, 8238, 10560, 10984, 13730, 15103, 16476, 20595, 21120, 21968, 27460, 30206, 32952, 41190, 43936, 45309, 54920, 60412, 65904, 75515, 82380, 87872, 90618, 109840, 120824, 131808, 151030, 164760, 175744, 181236, 219680, 226545, 241648, 263616, 302060, 329520, 362472, 439360, 453090, 483296, 527232, 604120, 659040, 724944, 878720, 906180, 966592, 1208240, 1318080, 1449888, 1812360, 1933184, 2416480, 2636160, 2899776, 3624720, 4832960, 5799552, 7249440, 9665920, 14498880, 28997760]

約数ペア:

[(1, 28997760), (2, 14498880), (3, 9665920), (4, 7249440), (5, 5799552), (6, 4832960), (8, 3624720), (10, 2899776), (11, 2636160), (12, 2416480), (15, 1933184), (16, 1812360), (20, 1449888), (22, 1318080), (24, 1208240), (30, 966592), (32, 906180), (33, 878720), (40, 724944), (44, 659040), (48, 604120), (55, 527232), (60, 483296), (64, 453090), (66, 439360), (80, 362472), (88, 329520), (96, 302060), (110, 263616), (120, 241648), (128, 226545), (132, 219680), (160, 181236), (165, 175744), (176, 164760), (192, 151030), (220, 131808), (240, 120824), (264, 109840), (320, 90618), (330, 87872), (352, 82380), (384, 75515), (440, 65904), (480, 60412), (528, 54920), (640, 45309), (660, 43936), (704, 41190), (880, 32952), (960, 30206), (1056, 27460), (1320, 21968), (1373, 21120), (1408, 20595), (1760, 16476), (1920, 15103), (2112, 13730), (2640, 10984), (2746, 10560), (3520, 8238), (4119, 7040), (4224, 6865), (5280, 5492)]