81724416

素因数分解:

$2^{10}\times 3^1\times {\mathrm{37}}^1\times {\mathrm{719}}^1$

素因数の和:779

約数の個数: 88

約数和(自身を含む): 224023680

約数和(自身を除く): 142299264

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 64, 74, 96, 111, 128, 148, 192, 222, 256, 296, 384, 444, 512, 592, 719, 768, 888, 1024, 1184, 1438, 1536, 1776, 2157, 2368, 2876, 3072, 3552, 4314, 4736, 5752, 7104, 8628, 9472, 11504, 14208, 17256, 18944, 23008, 26603, 28416, 34512, 37888, 46016, 53206, 56832, 69024, 79809, 92032, 106412, 113664, 138048, 159618, 184064, 212824, 276096, 319236, 368128, 425648, 552192, 638472, 736256, 851296, 1104384, 1276944, 1702592, 2208768, 2553888, 3405184, 5107776, 6810368, 10215552, 13620736, 20431104, 27241472, 40862208, 81724416]

約数ペア:

[(1, 81724416), (2, 40862208), (3, 27241472), (4, 20431104), (6, 13620736), (8, 10215552), (12, 6810368), (16, 5107776), (24, 3405184), (32, 2553888), (37, 2208768), (48, 1702592), (64, 1276944), (74, 1104384), (96, 851296), (111, 736256), (128, 638472), (148, 552192), (192, 425648), (222, 368128), (256, 319236), (296, 276096), (384, 212824), (444, 184064), (512, 159618), (592, 138048), (719, 113664), (768, 106412), (888, 92032), (1024, 79809), (1184, 69024), (1438, 56832), (1536, 53206), (1776, 46016), (2157, 37888), (2368, 34512), (2876, 28416), (3072, 26603), (3552, 23008), (4314, 18944), (4736, 17256), (5752, 14208), (7104, 11504), (8628, 9472)]