240790272

素因数分解:

$2^8\times 3^1\times {\mathrm{157}}^1\times {\mathrm{1997}}^1$

素因数の和:2173

約数の個数: 72

約数和(自身を含む): 645258096

約数和(自身を除く): 404467824

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 157, 192, 256, 314, 384, 471, 628, 768, 942, 1256, 1884, 1997, 2512, 3768, 3994, 5024, 5991, 7536, 7988, 10048, 11982, 15072, 15976, 20096, 23964, 30144, 31952, 40192, 47928, 60288, 63904, 95856, 120576, 127808, 191712, 255616, 313529, 383424, 511232, 627058, 766848, 940587, 1254116, 1533696, 1881174, 2508232, 3762348, 5016464, 7524696, 10032928, 15049392, 20065856, 30098784, 40131712, 60197568, 80263424, 120395136, 240790272]

約数ペア:

[(1, 240790272), (2, 120395136), (3, 80263424), (4, 60197568), (6, 40131712), (8, 30098784), (12, 20065856), (16, 15049392), (24, 10032928), (32, 7524696), (48, 5016464), (64, 3762348), (96, 2508232), (128, 1881174), (157, 1533696), (192, 1254116), (256, 940587), (314, 766848), (384, 627058), (471, 511232), (628, 383424), (768, 313529), (942, 255616), (1256, 191712), (1884, 127808), (1997, 120576), (2512, 95856), (3768, 63904), (3994, 60288), (5024, 47928), (5991, 40192), (7536, 31952), (7988, 30144), (10048, 23964), (11982, 20096), (15072, 15976)]