397616128

素因数分解:

$2^{10}\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:308

約数の個数: 176

約数和(自身を含む): 1039941504

約数和(自身を除く): 642325376

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 52, 56, 64, 68, 91, 104, 112, 119, 128, 136, 182, 208, 221, 224, 238, 251, 256, 272, 364, 416, 442, 448, 476, 502, 512, 544, 728, 832, 884, 896, 952, 1004, 1024, 1088, 1456, 1547, 1664, 1757, 1768, 1792, 1904, 2008, 2176, 2912, 3094, 3263, 3328, 3514, 3536, 3584, 3808, 4016, 4267, 4352, 5824, 6188, 6526, 6656, 7028, 7072, 7168, 7616, 8032, 8534, 8704, 11648, 12376, 13052, 13312, 14056, 14144, 15232, 16064, 17068, 17408, 22841, 23296, 24752, 26104, 28112, 28288, 29869, 30464, 32128, 34136, 45682, 46592, 49504, 52208, 55471, 56224, 56576, 59738, 60928, 64256, 68272, 91364, 93184, 99008, 104416, 110942, 112448, 113152, 119476, 121856, 128512, 136544, 182728, 198016, 208832, 221884, 224896, 226304, 238952, 257024, 273088, 365456, 388297, 396032, 417664, 443768, 449792, 477904, 546176, 730912, 776594, 792064, 835328, 887536, 899584, 955808, 1092352, 1461824, 1553188, 1584128, 1670656, 1775072, 1799168, 1911616, 2184704, 2923648, 3106376, 3341312, 3550144, 3823232, 4369408, 5847296, 6212752, 7100288, 7646464, 11694592, 12425504, 14200576, 15292928, 23389184, 24851008, 28401152, 30585856, 49702016, 56802304, 99404032, 198808064, 397616128]

約数ペア:

[(1, 397616128), (2, 198808064), (4, 99404032), (7, 56802304), (8, 49702016), (13, 30585856), (14, 28401152), (16, 24851008), (17, 23389184), (26, 15292928), (28, 14200576), (32, 12425504), (34, 11694592), (52, 7646464), (56, 7100288), (64, 6212752), (68, 5847296), (91, 4369408), (104, 3823232), (112, 3550144), (119, 3341312), (128, 3106376), (136, 2923648), (182, 2184704), (208, 1911616), (221, 1799168), (224, 1775072), (238, 1670656), (251, 1584128), (256, 1553188), (272, 1461824), (364, 1092352), (416, 955808), (442, 899584), (448, 887536), (476, 835328), (502, 792064), (512, 776594), (544, 730912), (728, 546176), (832, 477904), (884, 449792), (896, 443768), (952, 417664), (1004, 396032), (1024, 388297), (1088, 365456), (1456, 273088), (1547, 257024), (1664, 238952), (1757, 226304), (1768, 224896), (1792, 221884), (1904, 208832), (2008, 198016), (2176, 182728), (2912, 136544), (3094, 128512), (3263, 121856), (3328, 119476), (3514, 113152), (3536, 112448), (3584, 110942), (3808, 104416), (4016, 99008), (4267, 93184), (4352, 91364), (5824, 68272), (6188, 64256), (6526, 60928), (6656, 59738), (7028, 56576), (7072, 56224), (7168, 55471), (7616, 52208), (8032, 49504), (8534, 46592), (8704, 45682), (11648, 34136), (12376, 32128), (13052, 30464), (13312, 29869), (14056, 28288), (14144, 28112), (15232, 26104), (16064, 24752), (17068, 23296), (17408, 22841)]