30255840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{21011}}^1$

素因数の和:21032

約数の個数: 72

約数和(自身を含む): 103252968

約数和(自身を除く): 72997128

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 21011, 42022, 63033, 84044, 105055, 126066, 168088, 189099, 210110, 252132, 315165, 336176, 378198, 420220, 504264, 630330, 672352, 756396, 840440, 945495, 1008528, 1260660, 1512792, 1680880, 1890990, 2017056, 2521320, 3025584, 3361760, 3781980, 5042640, 6051168, 7563960, 10085280, 15127920, 30255840]

約数ペア:

[(1, 30255840), (2, 15127920), (3, 10085280), (4, 7563960), (5, 6051168), (6, 5042640), (8, 3781980), (9, 3361760), (10, 3025584), (12, 2521320), (15, 2017056), (16, 1890990), (18, 1680880), (20, 1512792), (24, 1260660), (30, 1008528), (32, 945495), (36, 840440), (40, 756396), (45, 672352), (48, 630330), (60, 504264), (72, 420220), (80, 378198), (90, 336176), (96, 315165), (120, 252132), (144, 210110), (160, 189099), (180, 168088), (240, 126066), (288, 105055), (360, 84044), (480, 63033), (720, 42022), (1440, 21011)]