19409280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{919}}^1$

素因数の和:952

約数の個数: 128

約数和(自身を含む): 67564800

約数和(自身を除く): 48155520

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, 919, 960, 1056, 1320, 1408, 1760, 1838, 1920, 2112, 2640, 2757, 3520, 3676, 4224, 4595, 5280, 5514, 7040, 7352, 9190, 10109, 10560, 11028, 13785, 14704, 18380, 20218, 21120, 22056, 27570, 29408, 30327, 36760, 40436, 44112, 50545, 55140, 58816, 60654, 73520, 80872, 88224, 101090, 110280, 117632, 121308, 147040, 151635, 161744, 176448, 202180, 220560, 242616, 294080, 303270, 323488, 352896, 404360, 441120, 485232, 588160, 606540, 646976, 808720, 882240, 970464, 1213080, 1293952, 1617440, 1764480, 1940928, 2426160, 3234880, 3881856, 4852320, 6469760, 9704640, 19409280]

約数ペア:

[(1, 19409280), (2, 9704640), (3, 6469760), (4, 4852320), (5, 3881856), (6, 3234880), (8, 2426160), (10, 1940928), (11, 1764480), (12, 1617440), (15, 1293952), (16, 1213080), (20, 970464), (22, 882240), (24, 808720), (30, 646976), (32, 606540), (33, 588160), (40, 485232), (44, 441120), (48, 404360), (55, 352896), (60, 323488), (64, 303270), (66, 294080), (80, 242616), (88, 220560), (96, 202180), (110, 176448), (120, 161744), (128, 151635), (132, 147040), (160, 121308), (165, 117632), (176, 110280), (192, 101090), (220, 88224), (240, 80872), (264, 73520), (320, 60654), (330, 58816), (352, 55140), (384, 50545), (440, 44112), (480, 40436), (528, 36760), (640, 30327), (660, 29408), (704, 27570), (880, 22056), (919, 21120), (960, 20218), (1056, 18380), (1320, 14704), (1408, 13785), (1760, 11028), (1838, 10560), (1920, 10109), (2112, 9190), (2640, 7352), (2757, 7040), (3520, 5514), (3676, 5280), (4224, 4595)]