320406528

素因数分解:

$2^{10}\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:220

約数の個数: 176

約数和(自身を含む): 940899456

約数和(自身を除く): 620492928

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 71, 78, 96, 104, 113, 128, 142, 156, 192, 208, 213, 226, 256, 284, 312, 339, 384, 416, 426, 452, 512, 568, 624, 678, 768, 832, 852, 904, 923, 1024, 1136, 1248, 1356, 1469, 1536, 1664, 1704, 1808, 1846, 2272, 2496, 2712, 2769, 2938, 3072, 3328, 3408, 3616, 3692, 4407, 4544, 4992, 5424, 5538, 5876, 6656, 6816, 7232, 7384, 8023, 8814, 9088, 9984, 10848, 11076, 11752, 13312, 13632, 14464, 14768, 16046, 17628, 18176, 19968, 21696, 22152, 23504, 24069, 27264, 28928, 29536, 32092, 35256, 36352, 39936, 43392, 44304, 47008, 48138, 54528, 57856, 59072, 64184, 70512, 72704, 86784, 88608, 94016, 96276, 104299, 109056, 115712, 118144, 128368, 141024, 173568, 177216, 188032, 192552, 208598, 218112, 236288, 256736, 282048, 312897, 347136, 354432, 376064, 385104, 417196, 472576, 513472, 564096, 625794, 708864, 752128, 770208, 834392, 945152, 1026944, 1128192, 1251588, 1417728, 1504256, 1540416, 1668784, 2053888, 2256384, 2503176, 2835456, 3080832, 3337568, 4107776, 4512768, 5006352, 6161664, 6675136, 8215552, 10012704, 12323328, 13350272, 20025408, 24646656, 26700544, 40050816, 53401088, 80101632, 106802176, 160203264, 320406528]

約数ペア:

[(1, 320406528), (2, 160203264), (3, 106802176), (4, 80101632), (6, 53401088), (8, 40050816), (12, 26700544), (13, 24646656), (16, 20025408), (24, 13350272), (26, 12323328), (32, 10012704), (39, 8215552), (48, 6675136), (52, 6161664), (64, 5006352), (71, 4512768), (78, 4107776), (96, 3337568), (104, 3080832), (113, 2835456), (128, 2503176), (142, 2256384), (156, 2053888), (192, 1668784), (208, 1540416), (213, 1504256), (226, 1417728), (256, 1251588), (284, 1128192), (312, 1026944), (339, 945152), (384, 834392), (416, 770208), (426, 752128), (452, 708864), (512, 625794), (568, 564096), (624, 513472), (678, 472576), (768, 417196), (832, 385104), (852, 376064), (904, 354432), (923, 347136), (1024, 312897), (1136, 282048), (1248, 256736), (1356, 236288), (1469, 218112), (1536, 208598), (1664, 192552), (1704, 188032), (1808, 177216), (1846, 173568), (2272, 141024), (2496, 128368), (2712, 118144), (2769, 115712), (2938, 109056), (3072, 104299), (3328, 96276), (3408, 94016), (3616, 88608), (3692, 86784), (4407, 72704), (4544, 70512), (4992, 64184), (5424, 59072), (5538, 57856), (5876, 54528), (6656, 48138), (6816, 47008), (7232, 44304), (7384, 43392), (8023, 39936), (8814, 36352), (9088, 35256), (9984, 32092), (10848, 29536), (11076, 28928), (11752, 27264), (13312, 24069), (13632, 23504), (14464, 22152), (14768, 21696), (16046, 19968), (17628, 18176)]