28848060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1153}}^1$

素因数の和:1307

約数の個数: 72

約数和(自身を含む): 88211760

約数和(自身を除く): 59363700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 834, 1153, 1251, 1390, 1668, 2085, 2306, 2502, 2780, 3459, 4170, 4612, 5004, 5765, 6255, 6918, 8340, 10377, 11530, 12510, 13836, 17295, 20754, 23060, 25020, 34590, 41508, 51885, 69180, 103770, 160267, 207540, 320534, 480801, 641068, 801335, 961602, 1442403, 1602670, 1923204, 2404005, 2884806, 3205340, 4808010, 5769612, 7212015, 9616020, 14424030, 28848060]

約数ペア:

[(1, 28848060), (2, 14424030), (3, 9616020), (4, 7212015), (5, 5769612), (6, 4808010), (9, 3205340), (10, 2884806), (12, 2404005), (15, 1923204), (18, 1602670), (20, 1442403), (30, 961602), (36, 801335), (45, 641068), (60, 480801), (90, 320534), (139, 207540), (180, 160267), (278, 103770), (417, 69180), (556, 51885), (695, 41508), (834, 34590), (1153, 25020), (1251, 23060), (1390, 20754), (1668, 17295), (2085, 13836), (2306, 12510), (2502, 11530), (2780, 10377), (3459, 8340), (4170, 6918), (4612, 6255), (5004, 5765)]