1257193728

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{77951}}^1$

素因数の和:77980

約数の個数: 108

約数和(自身を含む): 4142681088

約数和(自身を除く): 2885487360

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 576, 672, 768, 896, 1008, 1152, 1344, 1792, 2016, 2304, 2688, 4032, 5376, 8064, 16128, 77951, 155902, 233853, 311804, 467706, 545657, 623608, 701559, 935412, 1091314, 1247216, 1403118, 1636971, 1870824, 2182628, 2494432, 2806236, 3273942, 3741648, 4365256, 4910913, 4988864, 5612472, 6547884, 7483296, 8730512, 9821826, 9977728, 11224944, 13095768, 14966592, 17461024, 19643652, 19955456, 22449888, 26191536, 29933184, 34922048, 39287304, 44899776, 52383072, 59866368, 69844096, 78574608, 89799552, 104766144, 139688192, 157149216, 179599104, 209532288, 314298432, 419064576, 628596864, 1257193728]

約数ペア:

[(1, 1257193728), (2, 628596864), (3, 419064576), (4, 314298432), (6, 209532288), (7, 179599104), (8, 157149216), (9, 139688192), (12, 104766144), (14, 89799552), (16, 78574608), (18, 69844096), (21, 59866368), (24, 52383072), (28, 44899776), (32, 39287304), (36, 34922048), (42, 29933184), (48, 26191536), (56, 22449888), (63, 19955456), (64, 19643652), (72, 17461024), (84, 14966592), (96, 13095768), (112, 11224944), (126, 9977728), (128, 9821826), (144, 8730512), (168, 7483296), (192, 6547884), (224, 5612472), (252, 4988864), (256, 4910913), (288, 4365256), (336, 3741648), (384, 3273942), (448, 2806236), (504, 2494432), (576, 2182628), (672, 1870824), (768, 1636971), (896, 1403118), (1008, 1247216), (1152, 1091314), (1344, 935412), (1792, 701559), (2016, 623608), (2304, 545657), (2688, 467706), (4032, 311804), (5376, 233853), (8064, 155902), (16128, 77951)]