247988880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{344429}}^1$

素因数の和:344448

約数の個数: 60

約数和(自身を含む): 832831740

約数和(自身を除く): 584842860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 344429, 688858, 1033287, 1377716, 1722145, 2066574, 2755432, 3099861, 3444290, 4133148, 5166435, 5510864, 6199722, 6888580, 8266296, 10332870, 12399444, 13777160, 15499305, 16532592, 20665740, 24798888, 27554320, 30998610, 41331480, 49597776, 61997220, 82662960, 123994440, 247988880]

約数ペア:

[(1, 247988880), (2, 123994440), (3, 82662960), (4, 61997220), (5, 49597776), (6, 41331480), (8, 30998610), (9, 27554320), (10, 24798888), (12, 20665740), (15, 16532592), (16, 15499305), (18, 13777160), (20, 12399444), (24, 10332870), (30, 8266296), (36, 6888580), (40, 6199722), (45, 5510864), (48, 5166435), (60, 4133148), (72, 3444290), (80, 3099861), (90, 2755432), (120, 2066574), (144, 1722145), (180, 1377716), (240, 1033287), (360, 688858), (720, 344429)]