51242880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2053}}^1$

素因数の和:2088

約数の個数: 128

約数和(自身を含む): 175986720

約数和(自身を除く): 124743840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2053, 2080, 2496, 3120, 4106, 4160, 4992, 6159, 6240, 8212, 8320, 10265, 12318, 12480, 16424, 20530, 24636, 24960, 26689, 30795, 32848, 41060, 49272, 53378, 61590, 65696, 80067, 82120, 98544, 106756, 123180, 131392, 133445, 160134, 164240, 197088, 213512, 246360, 262784, 266890, 320268, 328480, 394176, 400335, 427024, 492720, 533780, 640536, 656960, 788352, 800670, 854048, 985440, 1067560, 1281072, 1313920, 1601340, 1708096, 1970880, 2135120, 2562144, 3202680, 3416192, 3941760, 4270240, 5124288, 6405360, 8540480, 10248576, 12810720, 17080960, 25621440, 51242880]

約数ペア:

[(1, 51242880), (2, 25621440), (3, 17080960), (4, 12810720), (5, 10248576), (6, 8540480), (8, 6405360), (10, 5124288), (12, 4270240), (13, 3941760), (15, 3416192), (16, 3202680), (20, 2562144), (24, 2135120), (26, 1970880), (30, 1708096), (32, 1601340), (39, 1313920), (40, 1281072), (48, 1067560), (52, 985440), (60, 854048), (64, 800670), (65, 788352), (78, 656960), (80, 640536), (96, 533780), (104, 492720), (120, 427024), (128, 400335), (130, 394176), (156, 328480), (160, 320268), (192, 266890), (195, 262784), (208, 246360), (240, 213512), (260, 197088), (312, 164240), (320, 160134), (384, 133445), (390, 131392), (416, 123180), (480, 106756), (520, 98544), (624, 82120), (640, 80067), (780, 65696), (832, 61590), (960, 53378), (1040, 49272), (1248, 41060), (1560, 32848), (1664, 30795), (1920, 26689), (2053, 24960), (2080, 24636), (2496, 20530), (3120, 16424), (4106, 12480), (4160, 12318), (4992, 10265), (6159, 8320), (6240, 8212)]