216946688

素因数分解:

$2^{11}\times 7^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1$

素因数の和:475

約数の個数: 96

約数和(自身を含む): 510400800

約数和(自身を除く): 293454112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 64, 74, 112, 128, 148, 224, 256, 259, 296, 409, 448, 512, 518, 592, 818, 896, 1024, 1036, 1184, 1636, 1792, 2048, 2072, 2368, 2863, 3272, 3584, 4144, 4736, 5726, 6544, 7168, 8288, 9472, 11452, 13088, 14336, 15133, 16576, 18944, 22904, 26176, 30266, 33152, 37888, 45808, 52352, 60532, 66304, 75776, 91616, 104704, 105931, 121064, 132608, 183232, 209408, 211862, 242128, 265216, 366464, 418816, 423724, 484256, 530432, 732928, 837632, 847448, 968512, 1465856, 1694896, 1937024, 2931712, 3389792, 3874048, 5863424, 6779584, 7748096, 13559168, 15496192, 27118336, 30992384, 54236672, 108473344, 216946688]

約数ペア:

[(1, 216946688), (2, 108473344), (4, 54236672), (7, 30992384), (8, 27118336), (14, 15496192), (16, 13559168), (28, 7748096), (32, 6779584), (37, 5863424), (56, 3874048), (64, 3389792), (74, 2931712), (112, 1937024), (128, 1694896), (148, 1465856), (224, 968512), (256, 847448), (259, 837632), (296, 732928), (409, 530432), (448, 484256), (512, 423724), (518, 418816), (592, 366464), (818, 265216), (896, 242128), (1024, 211862), (1036, 209408), (1184, 183232), (1636, 132608), (1792, 121064), (2048, 105931), (2072, 104704), (2368, 91616), (2863, 75776), (3272, 66304), (3584, 60532), (4144, 52352), (4736, 45808), (5726, 37888), (6544, 33152), (7168, 30266), (8288, 26176), (9472, 22904), (11452, 18944), (13088, 16576), (14336, 15133)]