12686520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1373}}^1$

素因数の和:1405

約数の個数: 128

約数和(自身を含む): 47485440

約数和(自身を除く): 34798920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1373, 1540, 1848, 2310, 2746, 3080, 4119, 4620, 5492, 6865, 8238, 9240, 9611, 10984, 13730, 15103, 16476, 19222, 20595, 27460, 28833, 30206, 32952, 38444, 41190, 45309, 48055, 54920, 57666, 60412, 75515, 76888, 82380, 90618, 96110, 105721, 115332, 120824, 144165, 151030, 164760, 181236, 192220, 211442, 226545, 230664, 288330, 302060, 317163, 362472, 384440, 422884, 453090, 528605, 576660, 604120, 634326, 845768, 906180, 1057210, 1153320, 1268652, 1585815, 1812360, 2114420, 2537304, 3171630, 4228840, 6343260, 12686520]

約数ペア:

[(1, 12686520), (2, 6343260), (3, 4228840), (4, 3171630), (5, 2537304), (6, 2114420), (7, 1812360), (8, 1585815), (10, 1268652), (11, 1153320), (12, 1057210), (14, 906180), (15, 845768), (20, 634326), (21, 604120), (22, 576660), (24, 528605), (28, 453090), (30, 422884), (33, 384440), (35, 362472), (40, 317163), (42, 302060), (44, 288330), (55, 230664), (56, 226545), (60, 211442), (66, 192220), (70, 181236), (77, 164760), (84, 151030), (88, 144165), (105, 120824), (110, 115332), (120, 105721), (132, 96110), (140, 90618), (154, 82380), (165, 76888), (168, 75515), (210, 60412), (220, 57666), (231, 54920), (264, 48055), (280, 45309), (308, 41190), (330, 38444), (385, 32952), (420, 30206), (440, 28833), (462, 27460), (616, 20595), (660, 19222), (770, 16476), (840, 15103), (924, 13730), (1155, 10984), (1320, 9611), (1373, 9240), (1540, 8238), (1848, 6865), (2310, 5492), (2746, 4620), (3080, 4119)]