260716480

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{313}}^1$

素因数の和:486

約数の個数: 112

約数和(自身を含む): 660379680

約数和(自身を除く): 399663200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 137, 152, 160, 190, 274, 304, 313, 320, 380, 548, 608, 626, 685, 760, 1096, 1216, 1252, 1370, 1520, 1565, 2192, 2504, 2603, 2740, 3040, 3130, 4384, 5008, 5206, 5480, 5947, 6080, 6260, 8768, 10016, 10412, 10960, 11894, 12520, 13015, 20032, 20824, 21920, 23788, 25040, 26030, 29735, 41648, 42881, 43840, 47576, 50080, 52060, 59470, 83296, 85762, 95152, 100160, 104120, 118940, 166592, 171524, 190304, 208240, 214405, 237880, 343048, 380608, 416480, 428810, 475760, 686096, 814739, 832960, 857620, 951520, 1372192, 1629478, 1715240, 1903040, 2744384, 3258956, 3430480, 4073695, 6517912, 6860960, 8147390, 13035824, 13721920, 16294780, 26071648, 32589560, 52143296, 65179120, 130358240, 260716480]

約数ペア:

[(1, 260716480), (2, 130358240), (4, 65179120), (5, 52143296), (8, 32589560), (10, 26071648), (16, 16294780), (19, 13721920), (20, 13035824), (32, 8147390), (38, 6860960), (40, 6517912), (64, 4073695), (76, 3430480), (80, 3258956), (95, 2744384), (137, 1903040), (152, 1715240), (160, 1629478), (190, 1372192), (274, 951520), (304, 857620), (313, 832960), (320, 814739), (380, 686096), (548, 475760), (608, 428810), (626, 416480), (685, 380608), (760, 343048), (1096, 237880), (1216, 214405), (1252, 208240), (1370, 190304), (1520, 171524), (1565, 166592), (2192, 118940), (2504, 104120), (2603, 100160), (2740, 95152), (3040, 85762), (3130, 83296), (4384, 59470), (5008, 52060), (5206, 50080), (5480, 47576), (5947, 43840), (6080, 42881), (6260, 41648), (8768, 29735), (10016, 26030), (10412, 25040), (10960, 23788), (11894, 21920), (12520, 20824), (13015, 20032)]