81279744

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1163}}^1$

素因数の和:1202

約数の個数: 144

約数和(自身を含む): 266472192

約数和(自身を除く): 185192448

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 64, 78, 84, 91, 96, 104, 112, 128, 156, 168, 182, 192, 208, 224, 256, 273, 312, 336, 364, 384, 416, 448, 546, 624, 672, 728, 768, 832, 896, 1092, 1163, 1248, 1344, 1456, 1664, 1792, 2184, 2326, 2496, 2688, 2912, 3328, 3489, 4368, 4652, 4992, 5376, 5824, 6978, 8141, 8736, 9304, 9984, 11648, 13956, 15119, 16282, 17472, 18608, 23296, 24423, 27912, 30238, 32564, 34944, 37216, 45357, 48846, 55824, 60476, 65128, 69888, 74432, 90714, 97692, 105833, 111648, 120952, 130256, 148864, 181428, 195384, 211666, 223296, 241904, 260512, 297728, 317499, 362856, 390768, 423332, 446592, 483808, 521024, 634998, 725712, 781536, 846664, 893184, 967616, 1042048, 1269996, 1451424, 1563072, 1693328, 1935232, 2084096, 2539992, 2902848, 3126144, 3386656, 3870464, 5079984, 5805696, 6252288, 6773312, 10159968, 11611392, 13546624, 20319936, 27093248, 40639872, 81279744]

約数ペア:

[(1, 81279744), (2, 40639872), (3, 27093248), (4, 20319936), (6, 13546624), (7, 11611392), (8, 10159968), (12, 6773312), (13, 6252288), (14, 5805696), (16, 5079984), (21, 3870464), (24, 3386656), (26, 3126144), (28, 2902848), (32, 2539992), (39, 2084096), (42, 1935232), (48, 1693328), (52, 1563072), (56, 1451424), (64, 1269996), (78, 1042048), (84, 967616), (91, 893184), (96, 846664), (104, 781536), (112, 725712), (128, 634998), (156, 521024), (168, 483808), (182, 446592), (192, 423332), (208, 390768), (224, 362856), (256, 317499), (273, 297728), (312, 260512), (336, 241904), (364, 223296), (384, 211666), (416, 195384), (448, 181428), (546, 148864), (624, 130256), (672, 120952), (728, 111648), (768, 105833), (832, 97692), (896, 90714), (1092, 74432), (1163, 69888), (1248, 65128), (1344, 60476), (1456, 55824), (1664, 48846), (1792, 45357), (2184, 37216), (2326, 34944), (2496, 32564), (2688, 30238), (2912, 27912), (3328, 24423), (3489, 23296), (4368, 18608), (4652, 17472), (4992, 16282), (5376, 15119), (5824, 13956), (6978, 11648), (8141, 9984), (8736, 9304)]