31428576

素因数分解:

$2^5\times 3^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:169

約数の個数: 144

約数和(自身を含む): 95528160

約数和(自身を除く): 64099584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 53, 58, 71, 72, 87, 96, 106, 116, 142, 144, 159, 174, 212, 213, 232, 261, 284, 288, 318, 348, 424, 426, 464, 477, 522, 568, 636, 639, 696, 848, 852, 928, 954, 1044, 1136, 1272, 1278, 1392, 1537, 1696, 1704, 1908, 2059, 2088, 2272, 2544, 2556, 2784, 3074, 3408, 3763, 3816, 4118, 4176, 4611, 5088, 5112, 6148, 6177, 6816, 7526, 7632, 8236, 8352, 9222, 10224, 11289, 12296, 12354, 13833, 15052, 15264, 16472, 18444, 18531, 20448, 22578, 24592, 24708, 27666, 30104, 32944, 33867, 36888, 37062, 45156, 49184, 49416, 55332, 60208, 65888, 67734, 73776, 74124, 90312, 98832, 109127, 110664, 120416, 135468, 147552, 148248, 180624, 197664, 218254, 221328, 270936, 296496, 327381, 361248, 436508, 442656, 541872, 592992, 654762, 873016, 982143, 1083744, 1309524, 1746032, 1964286, 2619048, 3492064, 3928572, 5238096, 7857144, 10476192, 15714288, 31428576]

約数ペア:

[(1, 31428576), (2, 15714288), (3, 10476192), (4, 7857144), (6, 5238096), (8, 3928572), (9, 3492064), (12, 2619048), (16, 1964286), (18, 1746032), (24, 1309524), (29, 1083744), (32, 982143), (36, 873016), (48, 654762), (53, 592992), (58, 541872), (71, 442656), (72, 436508), (87, 361248), (96, 327381), (106, 296496), (116, 270936), (142, 221328), (144, 218254), (159, 197664), (174, 180624), (212, 148248), (213, 147552), (232, 135468), (261, 120416), (284, 110664), (288, 109127), (318, 98832), (348, 90312), (424, 74124), (426, 73776), (464, 67734), (477, 65888), (522, 60208), (568, 55332), (636, 49416), (639, 49184), (696, 45156), (848, 37062), (852, 36888), (928, 33867), (954, 32944), (1044, 30104), (1136, 27666), (1272, 24708), (1278, 24592), (1392, 22578), (1537, 20448), (1696, 18531), (1704, 18444), (1908, 16472), (2059, 15264), (2088, 15052), (2272, 13833), (2544, 12354), (2556, 12296), (2784, 11289), (3074, 10224), (3408, 9222), (3763, 8352), (3816, 8236), (4118, 7632), (4176, 7526), (4611, 6816), (5088, 6177), (5112, 6148)]