243350520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1373}}^1$

素因数の和:1605

約数の個数: 128

約数和(自身を含む): 838909440

約数和(自身を除く): 595558920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 211, 280, 420, 422, 633, 840, 844, 1055, 1266, 1373, 1477, 1688, 2110, 2532, 2746, 2954, 3165, 4119, 4220, 4431, 5064, 5492, 5908, 6330, 6865, 7385, 8238, 8440, 8862, 9611, 10984, 11816, 12660, 13730, 14770, 16476, 17724, 19222, 20595, 22155, 25320, 27460, 28833, 29540, 32952, 35448, 38444, 41190, 44310, 48055, 54920, 57666, 59080, 76888, 82380, 88620, 96110, 115332, 144165, 164760, 177240, 192220, 230664, 288330, 289703, 384440, 576660, 579406, 869109, 1153320, 1158812, 1448515, 1738218, 2027921, 2317624, 2897030, 3476436, 4055842, 4345545, 5794060, 6083763, 6952872, 8111684, 8691090, 10139605, 11588120, 12167526, 16223368, 17382180, 20279210, 24335052, 30418815, 34764360, 40558420, 48670104, 60837630, 81116840, 121675260, 243350520]

約数ペア:

[(1, 243350520), (2, 121675260), (3, 81116840), (4, 60837630), (5, 48670104), (6, 40558420), (7, 34764360), (8, 30418815), (10, 24335052), (12, 20279210), (14, 17382180), (15, 16223368), (20, 12167526), (21, 11588120), (24, 10139605), (28, 8691090), (30, 8111684), (35, 6952872), (40, 6083763), (42, 5794060), (56, 4345545), (60, 4055842), (70, 3476436), (84, 2897030), (105, 2317624), (120, 2027921), (140, 1738218), (168, 1448515), (210, 1158812), (211, 1153320), (280, 869109), (420, 579406), (422, 576660), (633, 384440), (840, 289703), (844, 288330), (1055, 230664), (1266, 192220), (1373, 177240), (1477, 164760), (1688, 144165), (2110, 115332), (2532, 96110), (2746, 88620), (2954, 82380), (3165, 76888), (4119, 59080), (4220, 57666), (4431, 54920), (5064, 48055), (5492, 44310), (5908, 41190), (6330, 38444), (6865, 35448), (7385, 32952), (8238, 29540), (8440, 28833), (8862, 27460), (9611, 25320), (10984, 22155), (11816, 20595), (12660, 19222), (13730, 17724), (14770, 16476)]