64827540

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{13339}}^1$

素因数の和:13363

約数の個数: 72

約数和(自身を含む): 203941920

約数和(自身を除く): 139114380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 13339, 26678, 40017, 53356, 66695, 80034, 120051, 133390, 160068, 200085, 240102, 266780, 360153, 400170, 480204, 600255, 720306, 800340, 1080459, 1200510, 1440612, 1800765, 2160918, 2401020, 3241377, 3601530, 4321836, 5402295, 6482754, 7203060, 10804590, 12965508, 16206885, 21609180, 32413770, 64827540]

約数ペア:

[(1, 64827540), (2, 32413770), (3, 21609180), (4, 16206885), (5, 12965508), (6, 10804590), (9, 7203060), (10, 6482754), (12, 5402295), (15, 4321836), (18, 3601530), (20, 3241377), (27, 2401020), (30, 2160918), (36, 1800765), (45, 1440612), (54, 1200510), (60, 1080459), (81, 800340), (90, 720306), (108, 600255), (135, 480204), (162, 400170), (180, 360153), (243, 266780), (270, 240102), (324, 200085), (405, 160068), (486, 133390), (540, 120051), (810, 80034), (972, 66695), (1215, 53356), (1620, 40017), (2430, 26678), (4860, 13339)]