220174976

素因数分解:

$2^7\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3461}}^1$

素因数の和:3553

約数の個数: 64

約数和(自身を含む): 508498560

約数和(自身を除く): 288323584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 128, 142, 224, 284, 448, 497, 568, 896, 994, 1136, 1988, 2272, 3461, 3976, 4544, 6922, 7952, 9088, 13844, 15904, 24227, 27688, 31808, 48454, 55376, 63616, 96908, 110752, 193816, 221504, 245731, 387632, 443008, 491462, 775264, 982924, 1550528, 1720117, 1965848, 3101056, 3440234, 3931696, 6880468, 7863392, 13760936, 15726784, 27521872, 31453568, 55043744, 110087488, 220174976]

約数ペア:

[(1, 220174976), (2, 110087488), (4, 55043744), (7, 31453568), (8, 27521872), (14, 15726784), (16, 13760936), (28, 7863392), (32, 6880468), (56, 3931696), (64, 3440234), (71, 3101056), (112, 1965848), (128, 1720117), (142, 1550528), (224, 982924), (284, 775264), (448, 491462), (497, 443008), (568, 387632), (896, 245731), (994, 221504), (1136, 193816), (1988, 110752), (2272, 96908), (3461, 63616), (3976, 55376), (4544, 48454), (6922, 31808), (7952, 27688), (9088, 24227), (13844, 15904)]