12721488

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:109

約数の個数: 160

約数和(自身を含む): 39580800

約数和(自身を除く): 26859312

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 29, 37, 38, 39, 48, 52, 57, 58, 74, 76, 78, 87, 104, 111, 114, 116, 148, 152, 156, 174, 208, 222, 228, 232, 247, 296, 304, 312, 348, 377, 444, 456, 464, 481, 494, 551, 592, 624, 696, 703, 741, 754, 888, 912, 962, 988, 1073, 1102, 1131, 1392, 1406, 1443, 1482, 1508, 1653, 1776, 1924, 1976, 2109, 2146, 2204, 2262, 2812, 2886, 2964, 3016, 3219, 3306, 3848, 3952, 4218, 4292, 4408, 4524, 5624, 5772, 5928, 6032, 6438, 6612, 7163, 7696, 8436, 8584, 8816, 9048, 9139, 11248, 11544, 11856, 12876, 13224, 13949, 14326, 16872, 17168, 18096, 18278, 20387, 21489, 23088, 25752, 26448, 27417, 27898, 28652, 33744, 36556, 40774, 41847, 42978, 51504, 54834, 55796, 57304, 61161, 73112, 81548, 83694, 85956, 109668, 111592, 114608, 122322, 146224, 163096, 167388, 171912, 219336, 223184, 244644, 265031, 326192, 334776, 343824, 438672, 489288, 530062, 669552, 795093, 978576, 1060124, 1590186, 2120248, 3180372, 4240496, 6360744, 12721488]

約数ペア:

[(1, 12721488), (2, 6360744), (3, 4240496), (4, 3180372), (6, 2120248), (8, 1590186), (12, 1060124), (13, 978576), (16, 795093), (19, 669552), (24, 530062), (26, 489288), (29, 438672), (37, 343824), (38, 334776), (39, 326192), (48, 265031), (52, 244644), (57, 223184), (58, 219336), (74, 171912), (76, 167388), (78, 163096), (87, 146224), (104, 122322), (111, 114608), (114, 111592), (116, 109668), (148, 85956), (152, 83694), (156, 81548), (174, 73112), (208, 61161), (222, 57304), (228, 55796), (232, 54834), (247, 51504), (296, 42978), (304, 41847), (312, 40774), (348, 36556), (377, 33744), (444, 28652), (456, 27898), (464, 27417), (481, 26448), (494, 25752), (551, 23088), (592, 21489), (624, 20387), (696, 18278), (703, 18096), (741, 17168), (754, 16872), (888, 14326), (912, 13949), (962, 13224), (988, 12876), (1073, 11856), (1102, 11544), (1131, 11248), (1392, 9139), (1406, 9048), (1443, 8816), (1482, 8584), (1508, 8436), (1653, 7696), (1776, 7163), (1924, 6612), (1976, 6438), (2109, 6032), (2146, 5928), (2204, 5772), (2262, 5624), (2812, 4524), (2886, 4408), (2964, 4292), (3016, 4218), (3219, 3952), (3306, 3848)]