261096472

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^3\times {\mathrm{73}}^1$

素因数の和:150

約数の個数: 128

約数和(自身を含む): 648950400

約数和(自身を除く): 387853928

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 52, 56, 68, 73, 91, 104, 119, 136, 146, 182, 221, 238, 289, 292, 364, 442, 476, 511, 578, 584, 728, 884, 949, 952, 1022, 1156, 1241, 1547, 1768, 1898, 2023, 2044, 2312, 2482, 3094, 3757, 3796, 4046, 4088, 4913, 4964, 6188, 6643, 7514, 7592, 8092, 8687, 9826, 9928, 12376, 13286, 15028, 16133, 16184, 17374, 19652, 21097, 26299, 26572, 30056, 32266, 34391, 34748, 39304, 42194, 52598, 53144, 63869, 64532, 68782, 69496, 84388, 105196, 112931, 127738, 129064, 137564, 147679, 168776, 210392, 225862, 255476, 274261, 275128, 295358, 358649, 447083, 451724, 510952, 548522, 590716, 717298, 894166, 903448, 1097044, 1181432, 1434596, 1788332, 1919827, 2194088, 2510543, 2869192, 3576664, 3839654, 4662437, 5021086, 7679308, 9324874, 10042172, 15358616, 18649748, 20084344, 32637059, 37299496, 65274118, 130548236, 261096472]

約数ペア:

[(1, 261096472), (2, 130548236), (4, 65274118), (7, 37299496), (8, 32637059), (13, 20084344), (14, 18649748), (17, 15358616), (26, 10042172), (28, 9324874), (34, 7679308), (52, 5021086), (56, 4662437), (68, 3839654), (73, 3576664), (91, 2869192), (104, 2510543), (119, 2194088), (136, 1919827), (146, 1788332), (182, 1434596), (221, 1181432), (238, 1097044), (289, 903448), (292, 894166), (364, 717298), (442, 590716), (476, 548522), (511, 510952), (578, 451724), (584, 447083), (728, 358649), (884, 295358), (949, 275128), (952, 274261), (1022, 255476), (1156, 225862), (1241, 210392), (1547, 168776), (1768, 147679), (1898, 137564), (2023, 129064), (2044, 127738), (2312, 112931), (2482, 105196), (3094, 84388), (3757, 69496), (3796, 68782), (4046, 64532), (4088, 63869), (4913, 53144), (4964, 52598), (6188, 42194), (6643, 39304), (7514, 34748), (7592, 34391), (8092, 32266), (8687, 30056), (9826, 26572), (9928, 26299), (12376, 21097), (13286, 19652), (15028, 17374), (16133, 16184)]