821104560

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{380141}}^1$

素因数の和:380163

約数の個数: 80

約数和(自身を含む): 2828256480

約数和(自身を除く): 2007151920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 380141, 760282, 1140423, 1520564, 1900705, 2280846, 3041128, 3421269, 3801410, 4561692, 5702115, 6082256, 6842538, 7602820, 9123384, 10263807, 11404230, 13685076, 15205640, 17106345, 18246768, 20527614, 22808460, 27370152, 30411280, 34212690, 41055228, 45616920, 51319035, 54740304, 68425380, 82110456, 91233840, 102638070, 136850760, 164220912, 205276140, 273701520, 410552280, 821104560]

約数ペア:

[(1, 821104560), (2, 410552280), (3, 273701520), (4, 205276140), (5, 164220912), (6, 136850760), (8, 102638070), (9, 91233840), (10, 82110456), (12, 68425380), (15, 54740304), (16, 51319035), (18, 45616920), (20, 41055228), (24, 34212690), (27, 30411280), (30, 27370152), (36, 22808460), (40, 20527614), (45, 18246768), (48, 17106345), (54, 15205640), (60, 13685076), (72, 11404230), (80, 10263807), (90, 9123384), (108, 7602820), (120, 6842538), (135, 6082256), (144, 5702115), (180, 4561692), (216, 3801410), (240, 3421269), (270, 3041128), (360, 2280846), (432, 1900705), (540, 1520564), (720, 1140423), (1080, 760282), (2160, 380141)]