208524160

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:456

約数の個数: 128

約数和(自身を含む): 545952960

約数和(自身を除く): 337428800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 71, 80, 104, 128, 130, 142, 160, 208, 260, 284, 320, 353, 355, 416, 520, 568, 640, 706, 710, 832, 923, 1040, 1136, 1412, 1420, 1664, 1765, 1846, 2080, 2272, 2824, 2840, 3530, 3692, 4160, 4544, 4589, 4615, 5648, 5680, 7060, 7384, 8320, 9088, 9178, 9230, 11296, 11360, 14120, 14768, 18356, 18460, 22592, 22720, 22945, 25063, 28240, 29536, 36712, 36920, 45184, 45440, 45890, 50126, 56480, 59072, 73424, 73840, 91780, 100252, 112960, 118144, 125315, 146848, 147680, 183560, 200504, 225920, 250630, 293696, 295360, 325819, 367120, 401008, 501260, 587392, 590720, 651638, 734240, 802016, 1002520, 1303276, 1468480, 1604032, 1629095, 2005040, 2606552, 2936960, 3208064, 3258190, 4010080, 5213104, 6516380, 8020160, 10426208, 13032760, 16040320, 20852416, 26065520, 41704832, 52131040, 104262080, 208524160]

約数ペア:

[(1, 208524160), (2, 104262080), (4, 52131040), (5, 41704832), (8, 26065520), (10, 20852416), (13, 16040320), (16, 13032760), (20, 10426208), (26, 8020160), (32, 6516380), (40, 5213104), (52, 4010080), (64, 3258190), (65, 3208064), (71, 2936960), (80, 2606552), (104, 2005040), (128, 1629095), (130, 1604032), (142, 1468480), (160, 1303276), (208, 1002520), (260, 802016), (284, 734240), (320, 651638), (353, 590720), (355, 587392), (416, 501260), (520, 401008), (568, 367120), (640, 325819), (706, 295360), (710, 293696), (832, 250630), (923, 225920), (1040, 200504), (1136, 183560), (1412, 147680), (1420, 146848), (1664, 125315), (1765, 118144), (1846, 112960), (2080, 100252), (2272, 91780), (2824, 73840), (2840, 73424), (3530, 59072), (3692, 56480), (4160, 50126), (4544, 45890), (4589, 45440), (4615, 45184), (5648, 36920), (5680, 36712), (7060, 29536), (7384, 28240), (8320, 25063), (9088, 22945), (9178, 22720), (9230, 22592), (11296, 18460), (11360, 18356), (14120, 14768)]