256163328

素因数分解:

$2^9\times 3^2\times {\mathrm{23}}^1\times {\mathrm{2417}}^1$

素因数の和:2464

約数の個数: 120

約数和(自身を含む): 771767568

約数和(自身を除く): 515604240

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 64, 69, 72, 92, 96, 128, 138, 144, 184, 192, 207, 256, 276, 288, 368, 384, 414, 512, 552, 576, 736, 768, 828, 1104, 1152, 1472, 1536, 1656, 2208, 2304, 2417, 2944, 3312, 4416, 4608, 4834, 5888, 6624, 7251, 8832, 9668, 11776, 13248, 14502, 17664, 19336, 21753, 26496, 29004, 35328, 38672, 43506, 52992, 55591, 58008, 77344, 87012, 105984, 111182, 116016, 154688, 166773, 174024, 222364, 232032, 309376, 333546, 348048, 444728, 464064, 500319, 618752, 667092, 696096, 889456, 928128, 1000638, 1237504, 1334184, 1392192, 1778912, 1856256, 2001276, 2668368, 2784384, 3557824, 3712512, 4002552, 5336736, 5568768, 7115648, 8005104, 10673472, 11137536, 14231296, 16010208, 21346944, 28462592, 32020416, 42693888, 64040832, 85387776, 128081664, 256163328]

約数ペア:

[(1, 256163328), (2, 128081664), (3, 85387776), (4, 64040832), (6, 42693888), (8, 32020416), (9, 28462592), (12, 21346944), (16, 16010208), (18, 14231296), (23, 11137536), (24, 10673472), (32, 8005104), (36, 7115648), (46, 5568768), (48, 5336736), (64, 4002552), (69, 3712512), (72, 3557824), (92, 2784384), (96, 2668368), (128, 2001276), (138, 1856256), (144, 1778912), (184, 1392192), (192, 1334184), (207, 1237504), (256, 1000638), (276, 928128), (288, 889456), (368, 696096), (384, 667092), (414, 618752), (512, 500319), (552, 464064), (576, 444728), (736, 348048), (768, 333546), (828, 309376), (1104, 232032), (1152, 222364), (1472, 174024), (1536, 166773), (1656, 154688), (2208, 116016), (2304, 111182), (2417, 105984), (2944, 87012), (3312, 77344), (4416, 58008), (4608, 55591), (4834, 52992), (5888, 43506), (6624, 38672), (7251, 35328), (8832, 29004), (9668, 26496), (11776, 21753), (13248, 19336), (14502, 17664)]