251119616

素因数分解:

$2^{11}\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 559016640

約数和(自身を除く): 307897024

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 71, 88, 128, 142, 157, 176, 256, 284, 314, 352, 512, 568, 628, 704, 781, 1024, 1136, 1256, 1408, 1562, 1727, 2048, 2272, 2512, 2816, 3124, 3454, 4544, 5024, 5632, 6248, 6908, 9088, 10048, 11147, 11264, 12496, 13816, 18176, 20096, 22294, 22528, 24992, 27632, 36352, 40192, 44588, 49984, 55264, 72704, 80384, 89176, 99968, 110528, 122617, 145408, 160768, 178352, 199936, 221056, 245234, 321536, 356704, 399872, 442112, 490468, 713408, 799744, 884224, 980936, 1426816, 1599488, 1768448, 1961872, 2853632, 3536896, 3923744, 5707264, 7847488, 11414528, 15694976, 22829056, 31389952, 62779904, 125559808, 251119616]

約数ペア:

[(1, 251119616), (2, 125559808), (4, 62779904), (8, 31389952), (11, 22829056), (16, 15694976), (22, 11414528), (32, 7847488), (44, 5707264), (64, 3923744), (71, 3536896), (88, 2853632), (128, 1961872), (142, 1768448), (157, 1599488), (176, 1426816), (256, 980936), (284, 884224), (314, 799744), (352, 713408), (512, 490468), (568, 442112), (628, 399872), (704, 356704), (781, 321536), (1024, 245234), (1136, 221056), (1256, 199936), (1408, 178352), (1562, 160768), (1727, 145408), (2048, 122617), (2272, 110528), (2512, 99968), (2816, 89176), (3124, 80384), (3454, 72704), (4544, 55264), (5024, 49984), (5632, 44588), (6248, 40192), (6908, 36352), (9088, 27632), (10048, 24992), (11147, 22528), (11264, 22294), (12496, 20096), (13816, 18176)]