215706696

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:339

約数の個数: 128

約数和(自身を含む): 600652800

約数和(自身を除く): 384946104

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 23, 24, 38, 46, 57, 69, 76, 92, 114, 131, 138, 152, 157, 184, 228, 262, 276, 314, 393, 437, 456, 471, 524, 552, 628, 786, 874, 942, 1048, 1256, 1311, 1572, 1748, 1884, 2489, 2622, 2983, 3013, 3144, 3496, 3611, 3768, 4978, 5244, 5966, 6026, 7222, 7467, 8949, 9039, 9956, 10488, 10833, 11932, 12052, 14444, 14934, 17898, 18078, 19912, 20567, 21666, 23864, 24104, 28888, 29868, 35796, 36156, 41134, 43332, 57247, 59736, 61701, 68609, 71592, 72312, 82268, 86664, 114494, 123402, 137218, 164536, 171741, 205827, 228988, 246804, 274436, 343482, 390773, 411654, 457976, 473041, 493608, 548872, 686964, 781546, 823308, 946082, 1172319, 1373928, 1419123, 1563092, 1646616, 1892164, 2344638, 2838246, 3126184, 3784328, 4689276, 5676492, 8987779, 9378552, 11352984, 17975558, 26963337, 35951116, 53926674, 71902232, 107853348, 215706696]

約数ペア:

[(1, 215706696), (2, 107853348), (3, 71902232), (4, 53926674), (6, 35951116), (8, 26963337), (12, 17975558), (19, 11352984), (23, 9378552), (24, 8987779), (38, 5676492), (46, 4689276), (57, 3784328), (69, 3126184), (76, 2838246), (92, 2344638), (114, 1892164), (131, 1646616), (138, 1563092), (152, 1419123), (157, 1373928), (184, 1172319), (228, 946082), (262, 823308), (276, 781546), (314, 686964), (393, 548872), (437, 493608), (456, 473041), (471, 457976), (524, 411654), (552, 390773), (628, 343482), (786, 274436), (874, 246804), (942, 228988), (1048, 205827), (1256, 171741), (1311, 164536), (1572, 137218), (1748, 123402), (1884, 114494), (2489, 86664), (2622, 82268), (2983, 72312), (3013, 71592), (3144, 68609), (3496, 61701), (3611, 59736), (3768, 57247), (4978, 43332), (5244, 41134), (5966, 36156), (6026, 35796), (7222, 29868), (7467, 28888), (8949, 24104), (9039, 23864), (9956, 21666), (10488, 20567), (10833, 19912), (11932, 18078), (12052, 17898), (14444, 14934)]