15921216

素因数分解:

$2^6\times 3^2\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:360

約数の個数: 84

約数和(自身を含む): 46201584

約数和(自身を除く): 30280368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 131, 144, 192, 211, 262, 288, 393, 422, 524, 576, 633, 786, 844, 1048, 1179, 1266, 1572, 1688, 1899, 2096, 2358, 2532, 3144, 3376, 3798, 4192, 4716, 5064, 6288, 6752, 7596, 8384, 9432, 10128, 12576, 13504, 15192, 18864, 20256, 25152, 27641, 30384, 37728, 40512, 55282, 60768, 75456, 82923, 110564, 121536, 165846, 221128, 248769, 331692, 442256, 497538, 663384, 884512, 995076, 1326768, 1769024, 1990152, 2653536, 3980304, 5307072, 7960608, 15921216]

約数ペア:

[(1, 15921216), (2, 7960608), (3, 5307072), (4, 3980304), (6, 2653536), (8, 1990152), (9, 1769024), (12, 1326768), (16, 995076), (18, 884512), (24, 663384), (32, 497538), (36, 442256), (48, 331692), (64, 248769), (72, 221128), (96, 165846), (131, 121536), (144, 110564), (192, 82923), (211, 75456), (262, 60768), (288, 55282), (393, 40512), (422, 37728), (524, 30384), (576, 27641), (633, 25152), (786, 20256), (844, 18864), (1048, 15192), (1179, 13504), (1266, 12576), (1572, 10128), (1688, 9432), (1899, 8384), (2096, 7596), (2358, 6752), (2532, 6288), (3144, 5064), (3376, 4716), (3798, 4192)]