64431648

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:247

約数の個数: 144

約数和(自身を含む): 195302016

約数和(自身を除く): 130870368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 71, 72, 92, 96, 137, 138, 142, 144, 184, 207, 213, 274, 276, 284, 288, 368, 411, 414, 426, 548, 552, 568, 639, 736, 822, 828, 852, 1096, 1104, 1136, 1233, 1278, 1633, 1644, 1656, 1704, 2192, 2208, 2272, 2466, 2556, 3151, 3266, 3288, 3312, 3408, 4384, 4899, 4932, 5112, 6302, 6532, 6576, 6624, 6816, 9453, 9727, 9798, 9864, 10224, 12604, 13064, 13152, 14697, 18906, 19454, 19596, 19728, 20448, 25208, 26128, 28359, 29181, 29394, 37812, 38908, 39192, 39456, 50416, 52256, 56718, 58362, 58788, 75624, 77816, 78384, 87543, 100832, 113436, 116724, 117576, 151248, 155632, 156768, 175086, 223721, 226872, 233448, 235152, 302496, 311264, 350172, 447442, 453744, 466896, 470304, 671163, 700344, 894884, 907488, 933792, 1342326, 1400688, 1789768, 2013489, 2684652, 2801376, 3579536, 4026978, 5369304, 7159072, 8053956, 10738608, 16107912, 21477216, 32215824, 64431648]

約数ペア:

[(1, 64431648), (2, 32215824), (3, 21477216), (4, 16107912), (6, 10738608), (8, 8053956), (9, 7159072), (12, 5369304), (16, 4026978), (18, 3579536), (23, 2801376), (24, 2684652), (32, 2013489), (36, 1789768), (46, 1400688), (48, 1342326), (69, 933792), (71, 907488), (72, 894884), (92, 700344), (96, 671163), (137, 470304), (138, 466896), (142, 453744), (144, 447442), (184, 350172), (207, 311264), (213, 302496), (274, 235152), (276, 233448), (284, 226872), (288, 223721), (368, 175086), (411, 156768), (414, 155632), (426, 151248), (548, 117576), (552, 116724), (568, 113436), (639, 100832), (736, 87543), (822, 78384), (828, 77816), (852, 75624), (1096, 58788), (1104, 58362), (1136, 56718), (1233, 52256), (1278, 50416), (1633, 39456), (1644, 39192), (1656, 38908), (1704, 37812), (2192, 29394), (2208, 29181), (2272, 28359), (2466, 26128), (2556, 25208), (3151, 20448), (3266, 19728), (3288, 19596), (3312, 19454), (3408, 18906), (4384, 14697), (4899, 13152), (4932, 13064), (5112, 12604), (6302, 10224), (6532, 9864), (6576, 9798), (6624, 9727), (6816, 9453)]