54890640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{10891}}^1$

素因数の和:10917

約数の個数: 120

約数和(自身を含む): 210694848

約数和(自身を除く): 155804208

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 10891, 21782, 32673, 43564, 54455, 65346, 76237, 87128, 98019, 108910, 130692, 152474, 163365, 174256, 196038, 217820, 228711, 261384, 304948, 326730, 381185, 392076, 435640, 457422, 490095, 522768, 609896, 653460, 686133, 762370, 784152, 871280, 914844, 980190, 1143555, 1219792, 1306920, 1372266, 1524740, 1568304, 1829688, 1960380, 2287110, 2613840, 2744532, 3049480, 3430665, 3659376, 3920760, 4574220, 5489064, 6098960, 6861330, 7841520, 9148440, 10978128, 13722660, 18296880, 27445320, 54890640]

約数ペア:

[(1, 54890640), (2, 27445320), (3, 18296880), (4, 13722660), (5, 10978128), (6, 9148440), (7, 7841520), (8, 6861330), (9, 6098960), (10, 5489064), (12, 4574220), (14, 3920760), (15, 3659376), (16, 3430665), (18, 3049480), (20, 2744532), (21, 2613840), (24, 2287110), (28, 1960380), (30, 1829688), (35, 1568304), (36, 1524740), (40, 1372266), (42, 1306920), (45, 1219792), (48, 1143555), (56, 980190), (60, 914844), (63, 871280), (70, 784152), (72, 762370), (80, 686133), (84, 653460), (90, 609896), (105, 522768), (112, 490095), (120, 457422), (126, 435640), (140, 392076), (144, 381185), (168, 326730), (180, 304948), (210, 261384), (240, 228711), (252, 217820), (280, 196038), (315, 174256), (336, 163365), (360, 152474), (420, 130692), (504, 108910), (560, 98019), (630, 87128), (720, 76237), (840, 65346), (1008, 54455), (1260, 43564), (1680, 32673), (2520, 21782), (5040, 10891)]