263987424

素因数分解:

$2^5\times 3^5\times {\mathrm{17}}^1\times {\mathrm{1997}}^1$

素因数の和:2039

約数の個数: 144

約数和(自身を含む): 824726448

約数和(自身を除く): 560739024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 68, 72, 81, 96, 102, 108, 136, 144, 153, 162, 204, 216, 243, 272, 288, 306, 324, 408, 432, 459, 486, 544, 612, 648, 816, 864, 918, 972, 1224, 1296, 1377, 1632, 1836, 1944, 1997, 2448, 2592, 2754, 3672, 3888, 3994, 4131, 4896, 5508, 5991, 7344, 7776, 7988, 8262, 11016, 11982, 14688, 15976, 16524, 17973, 22032, 23964, 31952, 33048, 33949, 35946, 44064, 47928, 53919, 63904, 66096, 67898, 71892, 95856, 101847, 107838, 132192, 135796, 143784, 161757, 191712, 203694, 215676, 271592, 287568, 305541, 323514, 407388, 431352, 485271, 543184, 575136, 611082, 647028, 814776, 862704, 916623, 970542, 1086368, 1222164, 1294056, 1629552, 1725408, 1833246, 1941084, 2444328, 2588112, 2749869, 3259104, 3666492, 3882168, 4888656, 5176224, 5499738, 7332984, 7764336, 8249607, 9777312, 10999476, 14665968, 15528672, 16499214, 21998952, 29331936, 32998428, 43997904, 65996856, 87995808, 131993712, 263987424]

約数ペア:

[(1, 263987424), (2, 131993712), (3, 87995808), (4, 65996856), (6, 43997904), (8, 32998428), (9, 29331936), (12, 21998952), (16, 16499214), (17, 15528672), (18, 14665968), (24, 10999476), (27, 9777312), (32, 8249607), (34, 7764336), (36, 7332984), (48, 5499738), (51, 5176224), (54, 4888656), (68, 3882168), (72, 3666492), (81, 3259104), (96, 2749869), (102, 2588112), (108, 2444328), (136, 1941084), (144, 1833246), (153, 1725408), (162, 1629552), (204, 1294056), (216, 1222164), (243, 1086368), (272, 970542), (288, 916623), (306, 862704), (324, 814776), (408, 647028), (432, 611082), (459, 575136), (486, 543184), (544, 485271), (612, 431352), (648, 407388), (816, 323514), (864, 305541), (918, 287568), (972, 271592), (1224, 215676), (1296, 203694), (1377, 191712), (1632, 161757), (1836, 143784), (1944, 135796), (1997, 132192), (2448, 107838), (2592, 101847), (2754, 95856), (3672, 71892), (3888, 67898), (3994, 66096), (4131, 63904), (4896, 53919), (5508, 47928), (5991, 44064), (7344, 35946), (7776, 33949), (7988, 33048), (8262, 31952), (11016, 23964), (11982, 22032), (14688, 17973), (15976, 16524)]