256065600

素因数分解:

$2^6\times 3^1\times 5^2\times 7^1\times {\mathrm{7621}}^1$

素因数の和:7653

約数の個数: 168

約数和(自身を含む): 960250048

約数和(自身を除く): 704184448

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 80, 84, 96, 100, 105, 112, 120, 140, 150, 160, 168, 175, 192, 200, 210, 224, 240, 280, 300, 320, 336, 350, 400, 420, 448, 480, 525, 560, 600, 672, 700, 800, 840, 960, 1050, 1120, 1200, 1344, 1400, 1600, 1680, 2100, 2240, 2400, 2800, 3360, 4200, 4800, 5600, 6720, 7621, 8400, 11200, 15242, 16800, 22863, 30484, 33600, 38105, 45726, 53347, 60968, 76210, 91452, 106694, 114315, 121936, 152420, 160041, 182904, 190525, 213388, 228630, 243872, 266735, 304840, 320082, 365808, 381050, 426776, 457260, 487744, 533470, 571575, 609680, 640164, 731616, 762100, 800205, 853552, 914520, 1066940, 1143150, 1219360, 1280328, 1333675, 1463232, 1524200, 1600410, 1707104, 1829040, 2133880, 2286300, 2438720, 2560656, 2667350, 3048400, 3200820, 3414208, 3658080, 4001025, 4267760, 4572600, 5121312, 5334700, 6096800, 6401640, 7316160, 8002050, 8535520, 9145200, 10242624, 10669400, 12193600, 12803280, 16004100, 17071040, 18290400, 21338800, 25606560, 32008200, 36580800, 42677600, 51213120, 64016400, 85355200, 128032800, 256065600]

約数ペア:

[(1, 256065600), (2, 128032800), (3, 85355200), (4, 64016400), (5, 51213120), (6, 42677600), (7, 36580800), (8, 32008200), (10, 25606560), (12, 21338800), (14, 18290400), (15, 17071040), (16, 16004100), (20, 12803280), (21, 12193600), (24, 10669400), (25, 10242624), (28, 9145200), (30, 8535520), (32, 8002050), (35, 7316160), (40, 6401640), (42, 6096800), (48, 5334700), (50, 5121312), (56, 4572600), (60, 4267760), (64, 4001025), (70, 3658080), (75, 3414208), (80, 3200820), (84, 3048400), (96, 2667350), (100, 2560656), (105, 2438720), (112, 2286300), (120, 2133880), (140, 1829040), (150, 1707104), (160, 1600410), (168, 1524200), (175, 1463232), (192, 1333675), (200, 1280328), (210, 1219360), (224, 1143150), (240, 1066940), (280, 914520), (300, 853552), (320, 800205), (336, 762100), (350, 731616), (400, 640164), (420, 609680), (448, 571575), (480, 533470), (525, 487744), (560, 457260), (600, 426776), (672, 381050), (700, 365808), (800, 320082), (840, 304840), (960, 266735), (1050, 243872), (1120, 228630), (1200, 213388), (1344, 190525), (1400, 182904), (1600, 160041), (1680, 152420), (2100, 121936), (2240, 114315), (2400, 106694), (2800, 91452), (3360, 76210), (4200, 60968), (4800, 53347), (5600, 45726), (6720, 38105), (7621, 33600), (8400, 30484), (11200, 22863), (15242, 16800)]