128965452

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:316

約数の個数: 144

約数和(自身を含む): 387330048

約数和(自身を除く): 258364596

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 49, 66, 77, 84, 98, 127, 132, 147, 154, 157, 196, 231, 254, 294, 308, 314, 381, 462, 471, 508, 539, 588, 628, 762, 889, 924, 942, 1078, 1099, 1397, 1524, 1617, 1727, 1778, 1884, 2156, 2198, 2667, 2794, 3234, 3297, 3454, 3556, 4191, 4396, 5181, 5334, 5588, 6223, 6468, 6594, 6908, 7693, 8382, 9779, 10362, 10668, 12089, 12446, 13188, 15386, 16764, 18669, 19558, 19939, 20724, 23079, 24178, 24892, 29337, 30772, 36267, 37338, 39116, 39878, 46158, 48356, 58674, 59817, 68453, 72534, 74676, 79756, 84623, 92316, 117348, 119634, 136906, 139573, 145068, 169246, 205359, 219329, 239268, 253869, 273812, 279146, 338492, 410718, 418719, 438658, 507738, 558292, 657987, 821436, 837438, 877316, 977011, 1015476, 1315974, 1535303, 1674876, 1954022, 2631948, 2931033, 3070606, 3908044, 4605909, 5862066, 6141212, 9211818, 10747121, 11724132, 18423636, 21494242, 32241363, 42988484, 64482726, 128965452]

約数ペア:

[(1, 128965452), (2, 64482726), (3, 42988484), (4, 32241363), (6, 21494242), (7, 18423636), (11, 11724132), (12, 10747121), (14, 9211818), (21, 6141212), (22, 5862066), (28, 4605909), (33, 3908044), (42, 3070606), (44, 2931033), (49, 2631948), (66, 1954022), (77, 1674876), (84, 1535303), (98, 1315974), (127, 1015476), (132, 977011), (147, 877316), (154, 837438), (157, 821436), (196, 657987), (231, 558292), (254, 507738), (294, 438658), (308, 418719), (314, 410718), (381, 338492), (462, 279146), (471, 273812), (508, 253869), (539, 239268), (588, 219329), (628, 205359), (762, 169246), (889, 145068), (924, 139573), (942, 136906), (1078, 119634), (1099, 117348), (1397, 92316), (1524, 84623), (1617, 79756), (1727, 74676), (1778, 72534), (1884, 68453), (2156, 59817), (2198, 58674), (2667, 48356), (2794, 46158), (3234, 39878), (3297, 39116), (3454, 37338), (3556, 36267), (4191, 30772), (4396, 29337), (5181, 24892), (5334, 24178), (5588, 23079), (6223, 20724), (6468, 19939), (6594, 19558), (6908, 18669), (7693, 16764), (8382, 15386), (9779, 13188), (10362, 12446), (10668, 12089)]