255480960

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{19009}}^1$

素因数の和:19038

約数の個数: 128

約数和(自身を含む): 930729600

約数和(自身を除く): 675248640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 19009, 38018, 57027, 76036, 95045, 114054, 133063, 152072, 190090, 228108, 266126, 285135, 304144, 380180, 399189, 456216, 532252, 570270, 608288, 665315, 760360, 798378, 912432, 1064504, 1140540, 1216576, 1330630, 1520720, 1596756, 1824864, 1995945, 2129008, 2281080, 2433152, 2661260, 3041440, 3193512, 3649728, 3991890, 4258016, 4562160, 5322520, 6082880, 6387024, 7299456, 7983780, 8516032, 9124320, 10645040, 12165760, 12774048, 15967560, 17032064, 18248640, 21290080, 25548096, 31935120, 36497280, 42580160, 51096192, 63870240, 85160320, 127740480, 255480960]

約数ペア:

[(1, 255480960), (2, 127740480), (3, 85160320), (4, 63870240), (5, 51096192), (6, 42580160), (7, 36497280), (8, 31935120), (10, 25548096), (12, 21290080), (14, 18248640), (15, 17032064), (16, 15967560), (20, 12774048), (21, 12165760), (24, 10645040), (28, 9124320), (30, 8516032), (32, 7983780), (35, 7299456), (40, 6387024), (42, 6082880), (48, 5322520), (56, 4562160), (60, 4258016), (64, 3991890), (70, 3649728), (80, 3193512), (84, 3041440), (96, 2661260), (105, 2433152), (112, 2281080), (120, 2129008), (128, 1995945), (140, 1824864), (160, 1596756), (168, 1520720), (192, 1330630), (210, 1216576), (224, 1140540), (240, 1064504), (280, 912432), (320, 798378), (336, 760360), (384, 665315), (420, 608288), (448, 570270), (480, 532252), (560, 456216), (640, 399189), (672, 380180), (840, 304144), (896, 285135), (960, 266126), (1120, 228108), (1344, 190090), (1680, 152072), (1920, 133063), (2240, 114054), (2688, 95045), (3360, 76036), (4480, 57027), (6720, 38018), (13440, 19009)]