1229377920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2551}}^1$

素因数の和:2824

約数の個数: 128

約数和(自身を含む): 3935796480

約数和(自身を除く): 2706418560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 251, 320, 384, 480, 502, 640, 753, 960, 1004, 1255, 1506, 1920, 2008, 2510, 2551, 3012, 3765, 4016, 5020, 5102, 6024, 7530, 7653, 8032, 10040, 10204, 12048, 12755, 15060, 15306, 16064, 20080, 20408, 24096, 25510, 30120, 30612, 32128, 38265, 40160, 40816, 48192, 51020, 60240, 61224, 76530, 80320, 81632, 96384, 102040, 120480, 122448, 153060, 160640, 163264, 204080, 240960, 244896, 306120, 326528, 408160, 481920, 489792, 612240, 640301, 816320, 979584, 1224480, 1280602, 1632640, 1920903, 2448960, 2561204, 3201505, 3841806, 4897920, 5122408, 6403010, 7683612, 9604515, 10244816, 12806020, 15367224, 19209030, 20489632, 25612040, 30734448, 38418060, 40979264, 51224080, 61468896, 76836120, 81958528, 102448160, 122937792, 153672240, 204896320, 245875584, 307344480, 409792640, 614688960, 1229377920]

約数ペア:

[(1, 1229377920), (2, 614688960), (3, 409792640), (4, 307344480), (5, 245875584), (6, 204896320), (8, 153672240), (10, 122937792), (12, 102448160), (15, 81958528), (16, 76836120), (20, 61468896), (24, 51224080), (30, 40979264), (32, 38418060), (40, 30734448), (48, 25612040), (60, 20489632), (64, 19209030), (80, 15367224), (96, 12806020), (120, 10244816), (128, 9604515), (160, 7683612), (192, 6403010), (240, 5122408), (251, 4897920), (320, 3841806), (384, 3201505), (480, 2561204), (502, 2448960), (640, 1920903), (753, 1632640), (960, 1280602), (1004, 1224480), (1255, 979584), (1506, 816320), (1920, 640301), (2008, 612240), (2510, 489792), (2551, 481920), (3012, 408160), (3765, 326528), (4016, 306120), (5020, 244896), (5102, 240960), (6024, 204080), (7530, 163264), (7653, 160640), (8032, 153060), (10040, 122448), (10204, 120480), (12048, 102040), (12755, 96384), (15060, 81632), (15306, 80320), (16064, 76530), (20080, 61224), (20408, 60240), (24096, 51020), (25510, 48192), (30120, 40816), (30612, 40160), (32128, 38265)]