1440412020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{275941}}^1$

素因数の和:275985

約数の個数: 72

約数和(自身を含む): 4519929960

約数和(自身を除く): 3079517940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 275941, 551882, 827823, 1103764, 1379705, 1655646, 2483469, 2759410, 3311292, 4139115, 4966938, 5518820, 8002289, 8278230, 9933876, 12417345, 16004578, 16556460, 24006867, 24834690, 32009156, 40011445, 48013734, 49669380, 72020601, 80022890, 96027468, 120034335, 144041202, 160045780, 240068670, 288082404, 360103005, 480137340, 720206010, 1440412020]

約数ペア:

[(1, 1440412020), (2, 720206010), (3, 480137340), (4, 360103005), (5, 288082404), (6, 240068670), (9, 160045780), (10, 144041202), (12, 120034335), (15, 96027468), (18, 80022890), (20, 72020601), (29, 49669380), (30, 48013734), (36, 40011445), (45, 32009156), (58, 24834690), (60, 24006867), (87, 16556460), (90, 16004578), (116, 12417345), (145, 9933876), (174, 8278230), (180, 8002289), (261, 5518820), (290, 4966938), (348, 4139115), (435, 3311292), (522, 2759410), (580, 2483469), (870, 1655646), (1044, 1379705), (1305, 1103764), (1740, 827823), (2610, 551882), (5220, 275941)]