71343648

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:239

約数の個数: 144

約数和(自身を含む): 214486272

約数和(自身を除く): 143142624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 61, 62, 72, 93, 96, 122, 124, 131, 144, 183, 186, 244, 248, 262, 279, 288, 366, 372, 393, 488, 496, 524, 549, 558, 732, 744, 786, 976, 992, 1048, 1098, 1116, 1179, 1464, 1488, 1572, 1891, 1952, 2096, 2196, 2232, 2358, 2928, 2976, 3144, 3782, 4061, 4192, 4392, 4464, 4716, 5673, 5856, 6288, 7564, 7991, 8122, 8784, 8928, 9432, 11346, 12183, 12576, 15128, 15982, 16244, 17019, 17568, 18864, 22692, 23973, 24366, 30256, 31964, 32488, 34038, 36549, 37728, 45384, 47946, 48732, 60512, 63928, 64976, 68076, 71919, 73098, 90768, 95892, 97464, 127856, 129952, 136152, 143838, 146196, 181536, 191784, 194928, 247721, 255712, 272304, 287676, 292392, 383568, 389856, 495442, 544608, 575352, 584784, 743163, 767136, 990884, 1150704, 1169568, 1486326, 1981768, 2229489, 2301408, 2972652, 3963536, 4458978, 5945304, 7927072, 8917956, 11890608, 17835912, 23781216, 35671824, 71343648]

約数ペア:

[(1, 71343648), (2, 35671824), (3, 23781216), (4, 17835912), (6, 11890608), (8, 8917956), (9, 7927072), (12, 5945304), (16, 4458978), (18, 3963536), (24, 2972652), (31, 2301408), (32, 2229489), (36, 1981768), (48, 1486326), (61, 1169568), (62, 1150704), (72, 990884), (93, 767136), (96, 743163), (122, 584784), (124, 575352), (131, 544608), (144, 495442), (183, 389856), (186, 383568), (244, 292392), (248, 287676), (262, 272304), (279, 255712), (288, 247721), (366, 194928), (372, 191784), (393, 181536), (488, 146196), (496, 143838), (524, 136152), (549, 129952), (558, 127856), (732, 97464), (744, 95892), (786, 90768), (976, 73098), (992, 71919), (1048, 68076), (1098, 64976), (1116, 63928), (1179, 60512), (1464, 48732), (1488, 47946), (1572, 45384), (1891, 37728), (1952, 36549), (2096, 34038), (2196, 32488), (2232, 31964), (2358, 30256), (2928, 24366), (2976, 23973), (3144, 22692), (3782, 18864), (4061, 17568), (4192, 17019), (4392, 16244), (4464, 15982), (4716, 15128), (5673, 12576), (5856, 12183), (6288, 11346), (7564, 9432), (7991, 8928), (8122, 8784)]