61842780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4349}}^1$

素因数の和:4443

約数の個数: 72

約数和(自身を含む): 190008000

約数和(自身を除く): 128165220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2844, 3555, 4349, 4740, 7110, 8698, 13047, 14220, 17396, 21745, 26094, 39141, 43490, 52188, 65235, 78282, 86980, 130470, 156564, 195705, 260940, 343571, 391410, 687142, 782820, 1030713, 1374284, 1717855, 2061426, 3092139, 3435710, 4122852, 5153565, 6184278, 6871420, 10307130, 12368556, 15460695, 20614260, 30921390, 61842780]

約数ペア:

[(1, 61842780), (2, 30921390), (3, 20614260), (4, 15460695), (5, 12368556), (6, 10307130), (9, 6871420), (10, 6184278), (12, 5153565), (15, 4122852), (18, 3435710), (20, 3092139), (30, 2061426), (36, 1717855), (45, 1374284), (60, 1030713), (79, 782820), (90, 687142), (158, 391410), (180, 343571), (237, 260940), (316, 195705), (395, 156564), (474, 130470), (711, 86980), (790, 78282), (948, 65235), (1185, 52188), (1422, 43490), (1580, 39141), (2370, 26094), (2844, 21745), (3555, 17396), (4349, 14220), (4740, 13047), (7110, 8698)]