68741120

素因数分解:

$2^{11}\times 5^1\times 7^2\times {\mathrm{137}}^1$

素因数の和:178

約数の個数: 144

約数和(自身を含む): 193267620

約数和(自身を除く): 124526500

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 137, 140, 160, 196, 224, 245, 256, 274, 280, 320, 392, 448, 490, 512, 548, 560, 640, 685, 784, 896, 959, 980, 1024, 1096, 1120, 1280, 1370, 1568, 1792, 1918, 1960, 2048, 2192, 2240, 2560, 2740, 3136, 3584, 3836, 3920, 4384, 4480, 4795, 5120, 5480, 6272, 6713, 7168, 7672, 7840, 8768, 8960, 9590, 10240, 10960, 12544, 13426, 14336, 15344, 15680, 17536, 17920, 19180, 21920, 25088, 26852, 30688, 31360, 33565, 35072, 35840, 38360, 43840, 50176, 53704, 61376, 62720, 67130, 70144, 71680, 76720, 87680, 100352, 107408, 122752, 125440, 134260, 140288, 153440, 175360, 214816, 245504, 250880, 268520, 280576, 306880, 350720, 429632, 491008, 501760, 537040, 613760, 701440, 859264, 982016, 1074080, 1227520, 1402880, 1718528, 1964032, 2148160, 2455040, 3437056, 4296320, 4910080, 6874112, 8592640, 9820160, 13748224, 17185280, 34370560, 68741120]

約数ペア:

[(1, 68741120), (2, 34370560), (4, 17185280), (5, 13748224), (7, 9820160), (8, 8592640), (10, 6874112), (14, 4910080), (16, 4296320), (20, 3437056), (28, 2455040), (32, 2148160), (35, 1964032), (40, 1718528), (49, 1402880), (56, 1227520), (64, 1074080), (70, 982016), (80, 859264), (98, 701440), (112, 613760), (128, 537040), (137, 501760), (140, 491008), (160, 429632), (196, 350720), (224, 306880), (245, 280576), (256, 268520), (274, 250880), (280, 245504), (320, 214816), (392, 175360), (448, 153440), (490, 140288), (512, 134260), (548, 125440), (560, 122752), (640, 107408), (685, 100352), (784, 87680), (896, 76720), (959, 71680), (980, 70144), (1024, 67130), (1096, 62720), (1120, 61376), (1280, 53704), (1370, 50176), (1568, 43840), (1792, 38360), (1918, 35840), (1960, 35072), (2048, 33565), (2192, 31360), (2240, 30688), (2560, 26852), (2740, 25088), (3136, 21920), (3584, 19180), (3836, 17920), (3920, 17536), (4384, 15680), (4480, 15344), (4795, 14336), (5120, 13426), (5480, 12544), (6272, 10960), (6713, 10240), (7168, 9590), (7672, 8960), (7840, 8768)]