28719738720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19944263}}^1$

素因数の和:19944284

約数の個数: 72

約数和(自身を含む): 98006113296

約数和(自身を除く): 69286374576

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, 19944263, 39888526, 59832789, 79777052, 99721315, 119665578, 159554104, 179498367, 199442630, 239331156, 299163945, 319108208, 358996734, 398885260, 478662312, 598327890, 638216416, 717993468, 797770520, 897491835, 957324624, 1196655780, 1435986936, 1595541040, 1794983670, 1914649248, 2393311560, 2871973872, 3191082080, 3589967340, 4786623120, 5743947744, 7179934680, 9573246240, 14359869360, 28719738720]

約数ペア:

[(1, 28719738720), (2, 14359869360), (3, 9573246240), (4, 7179934680), (5, 5743947744), (6, 4786623120), (8, 3589967340), (9, 3191082080), (10, 2871973872), (12, 2393311560), (15, 1914649248), (16, 1794983670), (18, 1595541040), (20, 1435986936), (24, 1196655780), (30, 957324624), (32, 897491835), (36, 797770520), (40, 717993468), (45, 638216416), (48, 598327890), (60, 478662312), (72, 398885260), (80, 358996734), (90, 319108208), (96, 299163945), (120, 239331156), (144, 199442630), (160, 179498367), (180, 159554104), (240, 119665578), (288, 99721315), (360, 79777052), (480, 59832789), (720, 39888526), (1440, 19944263)]