221444352

素因数分解:

$2^8\times 3^2\times {\mathrm{223}}^1\times {\mathrm{431}}^1$

素因数の和:676

約数の個数: 108

約数和(自身を含む): 642829824

約数和(自身を除く): 421385472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 223, 256, 288, 384, 431, 446, 576, 669, 768, 862, 892, 1152, 1293, 1338, 1724, 1784, 2007, 2304, 2586, 2676, 3448, 3568, 3879, 4014, 5172, 5352, 6896, 7136, 7758, 8028, 10344, 10704, 13792, 14272, 15516, 16056, 20688, 21408, 27584, 28544, 31032, 32112, 41376, 42816, 55168, 57088, 62064, 64224, 82752, 85632, 96113, 110336, 124128, 128448, 165504, 171264, 192226, 248256, 256896, 288339, 331008, 384452, 496512, 513792, 576678, 768904, 865017, 993024, 1153356, 1537808, 1730034, 2306712, 3075616, 3460068, 4613424, 6151232, 6920136, 9226848, 12302464, 13840272, 18453696, 24604928, 27680544, 36907392, 55361088, 73814784, 110722176, 221444352]

約数ペア:

[(1, 221444352), (2, 110722176), (3, 73814784), (4, 55361088), (6, 36907392), (8, 27680544), (9, 24604928), (12, 18453696), (16, 13840272), (18, 12302464), (24, 9226848), (32, 6920136), (36, 6151232), (48, 4613424), (64, 3460068), (72, 3075616), (96, 2306712), (128, 1730034), (144, 1537808), (192, 1153356), (223, 993024), (256, 865017), (288, 768904), (384, 576678), (431, 513792), (446, 496512), (576, 384452), (669, 331008), (768, 288339), (862, 256896), (892, 248256), (1152, 192226), (1293, 171264), (1338, 165504), (1724, 128448), (1784, 124128), (2007, 110336), (2304, 96113), (2586, 85632), (2676, 82752), (3448, 64224), (3568, 62064), (3879, 57088), (4014, 55168), (5172, 42816), (5352, 41376), (6896, 32112), (7136, 31032), (7758, 28544), (8028, 27584), (10344, 21408), (10704, 20688), (13792, 16056), (14272, 15516)]