218516376

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{823}}^1$

素因数の和:905

約数の個数: 128

約数和(自身を含む): 631249920

約数和(自身を除く): 412733544

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 37, 39, 46, 52, 69, 74, 78, 92, 104, 111, 138, 148, 156, 184, 222, 276, 296, 299, 312, 444, 481, 552, 598, 823, 851, 888, 897, 962, 1196, 1443, 1646, 1702, 1794, 1924, 2392, 2469, 2553, 2886, 3292, 3404, 3588, 3848, 4938, 5106, 5772, 6584, 6808, 7176, 9876, 10212, 10699, 11063, 11544, 18929, 19752, 20424, 21398, 22126, 30451, 32097, 33189, 37858, 42796, 44252, 56787, 60902, 64194, 66378, 75716, 85592, 88504, 91353, 113574, 121804, 128388, 132756, 151432, 182706, 227148, 243608, 246077, 256776, 265512, 365412, 395863, 454296, 492154, 700373, 730824, 738231, 791726, 984308, 1187589, 1400746, 1476462, 1583452, 1968616, 2101119, 2375178, 2801492, 2952924, 3166904, 4202238, 4750356, 5602984, 5905848, 8404476, 9104849, 9500712, 16808952, 18209698, 27314547, 36419396, 54629094, 72838792, 109258188, 218516376]

約数ペア:

[(1, 218516376), (2, 109258188), (3, 72838792), (4, 54629094), (6, 36419396), (8, 27314547), (12, 18209698), (13, 16808952), (23, 9500712), (24, 9104849), (26, 8404476), (37, 5905848), (39, 5602984), (46, 4750356), (52, 4202238), (69, 3166904), (74, 2952924), (78, 2801492), (92, 2375178), (104, 2101119), (111, 1968616), (138, 1583452), (148, 1476462), (156, 1400746), (184, 1187589), (222, 984308), (276, 791726), (296, 738231), (299, 730824), (312, 700373), (444, 492154), (481, 454296), (552, 395863), (598, 365412), (823, 265512), (851, 256776), (888, 246077), (897, 243608), (962, 227148), (1196, 182706), (1443, 151432), (1646, 132756), (1702, 128388), (1794, 121804), (1924, 113574), (2392, 91353), (2469, 88504), (2553, 85592), (2886, 75716), (3292, 66378), (3404, 64194), (3588, 60902), (3848, 56787), (4938, 44252), (5106, 42796), (5772, 37858), (6584, 33189), (6808, 32097), (7176, 30451), (9876, 22126), (10212, 21398), (10699, 20424), (11063, 19752), (11544, 18929)]