51555840

素因数分解:

$2^9\times 3^1\times 5^1\times 7^2\times {\mathrm{137}}^1$

素因数の和:177

約数の個数: 240

約数和(自身を含む): 193126032

約数和(自身を除く): 141570192

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, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 137, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 256, 274, 280, 294, 320, 336, 384, 392, 411, 420, 448, 480, 490, 512, 548, 560, 588, 640, 672, 685, 735, 768, 784, 822, 840, 896, 959, 960, 980, 1096, 1120, 1176, 1280, 1344, 1370, 1470, 1536, 1568, 1644, 1680, 1792, 1918, 1920, 1960, 2055, 2192, 2240, 2352, 2560, 2688, 2740, 2877, 2940, 3136, 3288, 3360, 3584, 3836, 3840, 3920, 4110, 4384, 4480, 4704, 4795, 5376, 5480, 5754, 5880, 6272, 6576, 6713, 6720, 7672, 7680, 7840, 8220, 8768, 8960, 9408, 9590, 10752, 10960, 11508, 11760, 12544, 13152, 13426, 13440, 14385, 15344, 15680, 16440, 17536, 17920, 18816, 19180, 20139, 21920, 23016, 23520, 25088, 26304, 26852, 26880, 28770, 30688, 31360, 32880, 33565, 35072, 37632, 38360, 40278, 43840, 46032, 47040, 52608, 53704, 53760, 57540, 61376, 62720, 65760, 67130, 70144, 75264, 76720, 80556, 87680, 92064, 94080, 100695, 105216, 107408, 115080, 122752, 125440, 131520, 134260, 153440, 161112, 175360, 184128, 188160, 201390, 210432, 214816, 230160, 245504, 263040, 268520, 306880, 322224, 350720, 368256, 376320, 402780, 429632, 460320, 491008, 526080, 537040, 613760, 644448, 736512, 805560, 859264, 920640, 1052160, 1074080, 1227520, 1288896, 1473024, 1611120, 1718528, 1841280, 2148160, 2455040, 2577792, 3222240, 3437056, 3682560, 4296320, 5155584, 6444480, 7365120, 8592640, 10311168, 12888960, 17185280, 25777920, 51555840]

約数ペア:

[(1, 51555840), (2, 25777920), (3, 17185280), (4, 12888960), (5, 10311168), (6, 8592640), (7, 7365120), (8, 6444480), (10, 5155584), (12, 4296320), (14, 3682560), (15, 3437056), (16, 3222240), (20, 2577792), (21, 2455040), (24, 2148160), (28, 1841280), (30, 1718528), (32, 1611120), (35, 1473024), (40, 1288896), (42, 1227520), (48, 1074080), (49, 1052160), (56, 920640), (60, 859264), (64, 805560), (70, 736512), (80, 644448), (84, 613760), (96, 537040), (98, 526080), (105, 491008), (112, 460320), (120, 429632), (128, 402780), (137, 376320), (140, 368256), (147, 350720), (160, 322224), (168, 306880), (192, 268520), (196, 263040), (210, 245504), (224, 230160), (240, 214816), (245, 210432), (256, 201390), (274, 188160), (280, 184128), (294, 175360), (320, 161112), (336, 153440), (384, 134260), (392, 131520), (411, 125440), (420, 122752), (448, 115080), (480, 107408), (490, 105216), (512, 100695), (548, 94080), (560, 92064), (588, 87680), (640, 80556), (672, 76720), (685, 75264), (735, 70144), (768, 67130), (784, 65760), (822, 62720), (840, 61376), (896, 57540), (959, 53760), (960, 53704), (980, 52608), (1096, 47040), (1120, 46032), (1176, 43840), (1280, 40278), (1344, 38360), (1370, 37632), (1470, 35072), (1536, 33565), (1568, 32880), (1644, 31360), (1680, 30688), (1792, 28770), (1918, 26880), (1920, 26852), (1960, 26304), (2055, 25088), (2192, 23520), (2240, 23016), (2352, 21920), (2560, 20139), (2688, 19180), (2740, 18816), (2877, 17920), (2940, 17536), (3136, 16440), (3288, 15680), (3360, 15344), (3584, 14385), (3836, 13440), (3840, 13426), (3920, 13152), (4110, 12544), (4384, 11760), (4480, 11508), (4704, 10960), (4795, 10752), (5376, 9590), (5480, 9408), (5754, 8960), (5880, 8768), (6272, 8220), (6576, 7840), (6713, 7680), (6720, 7672)]