203753984

素因数分解:

$2^9\times 7^1\times {\mathrm{139}}^1\times {\mathrm{409}}^1$

素因数の和:573

約数の個数: 80

約数和(自身を含む): 469761600

約数和(自身を除く): 266007616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 139, 224, 256, 278, 409, 448, 512, 556, 818, 896, 973, 1112, 1636, 1792, 1946, 2224, 2863, 3272, 3584, 3892, 4448, 5726, 6544, 7784, 8896, 11452, 13088, 15568, 17792, 22904, 26176, 31136, 35584, 45808, 52352, 56851, 62272, 71168, 91616, 104704, 113702, 124544, 183232, 209408, 227404, 249088, 366464, 397957, 454808, 498176, 732928, 795914, 909616, 1465856, 1591828, 1819232, 3183656, 3638464, 6367312, 7276928, 12734624, 14553856, 25469248, 29107712, 50938496, 101876992, 203753984]

約数ペア:

[(1, 203753984), (2, 101876992), (4, 50938496), (7, 29107712), (8, 25469248), (14, 14553856), (16, 12734624), (28, 7276928), (32, 6367312), (56, 3638464), (64, 3183656), (112, 1819232), (128, 1591828), (139, 1465856), (224, 909616), (256, 795914), (278, 732928), (409, 498176), (448, 454808), (512, 397957), (556, 366464), (818, 249088), (896, 227404), (973, 209408), (1112, 183232), (1636, 124544), (1792, 113702), (1946, 104704), (2224, 91616), (2863, 71168), (3272, 62272), (3584, 56851), (3892, 52352), (4448, 45808), (5726, 35584), (6544, 31136), (7784, 26176), (8896, 22904), (11452, 17792), (13088, 15568)]