345425760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{239879}}^1$

素因数の和:239900

約数の個数: 72

約数和(自身を含む): 1178770320

約数和(自身を除く): 833344560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 239879, 479758, 719637, 959516, 1199395, 1439274, 1919032, 2158911, 2398790, 2878548, 3598185, 3838064, 4317822, 4797580, 5757096, 7196370, 7676128, 8635644, 9595160, 10794555, 11514192, 14392740, 17271288, 19190320, 21589110, 23028384, 28785480, 34542576, 38380640, 43178220, 57570960, 69085152, 86356440, 115141920, 172712880, 345425760]

約数ペア:

[(1, 345425760), (2, 172712880), (3, 115141920), (4, 86356440), (5, 69085152), (6, 57570960), (8, 43178220), (9, 38380640), (10, 34542576), (12, 28785480), (15, 23028384), (16, 21589110), (18, 19190320), (20, 17271288), (24, 14392740), (30, 11514192), (32, 10794555), (36, 9595160), (40, 8635644), (45, 7676128), (48, 7196370), (60, 5757096), (72, 4797580), (80, 4317822), (90, 3838064), (96, 3598185), (120, 2878548), (144, 2398790), (160, 2158911), (180, 1919032), (240, 1439274), (288, 1199395), (360, 959516), (480, 719637), (720, 479758), (1440, 239879)]