68080860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2113}}^1$

素因数の和:2307

約数の個数: 72

約数和(自身を含む): 207763920

約数和(自身を除く): 139683060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 179, 180, 358, 537, 716, 895, 1074, 1611, 1790, 2113, 2148, 2685, 3222, 3580, 4226, 5370, 6339, 6444, 8055, 8452, 10565, 10740, 12678, 16110, 19017, 21130, 25356, 31695, 32220, 38034, 42260, 63390, 76068, 95085, 126780, 190170, 378227, 380340, 756454, 1134681, 1512908, 1891135, 2269362, 3404043, 3782270, 4538724, 5673405, 6808086, 7564540, 11346810, 13616172, 17020215, 22693620, 34040430, 68080860]

約数ペア:

[(1, 68080860), (2, 34040430), (3, 22693620), (4, 17020215), (5, 13616172), (6, 11346810), (9, 7564540), (10, 6808086), (12, 5673405), (15, 4538724), (18, 3782270), (20, 3404043), (30, 2269362), (36, 1891135), (45, 1512908), (60, 1134681), (90, 756454), (179, 380340), (180, 378227), (358, 190170), (537, 126780), (716, 95085), (895, 76068), (1074, 63390), (1611, 42260), (1790, 38034), (2113, 32220), (2148, 31695), (2685, 25356), (3222, 21130), (3580, 19017), (4226, 16110), (5370, 12678), (6339, 10740), (6444, 10565), (8055, 8452)]