257227920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{119087}}^1$

素因数の和:119109

約数の個数: 80

約数和(自身を含む): 886014720

約数和(自身を除く): 628786800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 119087, 238174, 357261, 476348, 595435, 714522, 952696, 1071783, 1190870, 1429044, 1786305, 1905392, 2143566, 2381740, 2858088, 3215349, 3572610, 4287132, 4763480, 5358915, 5716176, 6430698, 7145220, 8574264, 9526960, 10717830, 12861396, 14290440, 16076745, 17148528, 21435660, 25722792, 28580880, 32153490, 42871320, 51445584, 64306980, 85742640, 128613960, 257227920]

約数ペア:

[(1, 257227920), (2, 128613960), (3, 85742640), (4, 64306980), (5, 51445584), (6, 42871320), (8, 32153490), (9, 28580880), (10, 25722792), (12, 21435660), (15, 17148528), (16, 16076745), (18, 14290440), (20, 12861396), (24, 10717830), (27, 9526960), (30, 8574264), (36, 7145220), (40, 6430698), (45, 5716176), (48, 5358915), (54, 4763480), (60, 4287132), (72, 3572610), (80, 3215349), (90, 2858088), (108, 2381740), (120, 2143566), (135, 1905392), (144, 1786305), (180, 1429044), (216, 1190870), (240, 1071783), (270, 952696), (360, 714522), (432, 595435), (540, 476348), (720, 357261), (1080, 238174), (2160, 119087)]