1290240512

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{1187}}^1$

素因数の和:1409

約数の個数: 80

約数和(自身を含む): 2829274272

約数和(自身を除く): 1539033760

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 193, 256, 352, 386, 512, 704, 772, 1187, 1408, 1544, 2123, 2374, 2816, 3088, 4246, 4748, 5632, 6176, 8492, 9496, 12352, 13057, 16984, 18992, 24704, 26114, 33968, 37984, 49408, 52228, 67936, 75968, 98816, 104456, 135872, 151936, 208912, 229091, 271744, 303872, 417824, 458182, 543488, 607744, 835648, 916364, 1086976, 1671296, 1832728, 2520001, 3342592, 3665456, 5040002, 6685184, 7330912, 10080004, 14661824, 20160008, 29323648, 40320016, 58647296, 80640032, 117294592, 161280064, 322560128, 645120256, 1290240512]

約数ペア:

[(1, 1290240512), (2, 645120256), (4, 322560128), (8, 161280064), (11, 117294592), (16, 80640032), (22, 58647296), (32, 40320016), (44, 29323648), (64, 20160008), (88, 14661824), (128, 10080004), (176, 7330912), (193, 6685184), (256, 5040002), (352, 3665456), (386, 3342592), (512, 2520001), (704, 1832728), (772, 1671296), (1187, 1086976), (1408, 916364), (1544, 835648), (2123, 607744), (2374, 543488), (2816, 458182), (3088, 417824), (4246, 303872), (4748, 271744), (5632, 229091), (6176, 208912), (8492, 151936), (9496, 135872), (12352, 104456), (13057, 98816), (16984, 75968), (18992, 67936), (24704, 52228), (26114, 49408), (33968, 37984)]