30462320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:455

約数の個数: 120

約数和(自身を含む): 86936400

約数和(自身を除く): 56474080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 190, 196, 245, 266, 280, 304, 380, 392, 409, 490, 532, 560, 665, 760, 784, 818, 931, 980, 1064, 1330, 1520, 1636, 1862, 1960, 2045, 2128, 2660, 2863, 3272, 3724, 3920, 4090, 4655, 5320, 5726, 6544, 7448, 7771, 8180, 9310, 10640, 11452, 14315, 14896, 15542, 16360, 18620, 20041, 22904, 28630, 31084, 32720, 37240, 38855, 40082, 45808, 54397, 57260, 62168, 74480, 77710, 80164, 100205, 108794, 114520, 124336, 155420, 160328, 200410, 217588, 229040, 271985, 310840, 320656, 380779, 400820, 435176, 543970, 621680, 761558, 801640, 870352, 1087940, 1523116, 1603280, 1903895, 2175880, 3046232, 3807790, 4351760, 6092464, 7615580, 15231160, 30462320]

約数ペア:

[(1, 30462320), (2, 15231160), (4, 7615580), (5, 6092464), (7, 4351760), (8, 3807790), (10, 3046232), (14, 2175880), (16, 1903895), (19, 1603280), (20, 1523116), (28, 1087940), (35, 870352), (38, 801640), (40, 761558), (49, 621680), (56, 543970), (70, 435176), (76, 400820), (80, 380779), (95, 320656), (98, 310840), (112, 271985), (133, 229040), (140, 217588), (152, 200410), (190, 160328), (196, 155420), (245, 124336), (266, 114520), (280, 108794), (304, 100205), (380, 80164), (392, 77710), (409, 74480), (490, 62168), (532, 57260), (560, 54397), (665, 45808), (760, 40082), (784, 38855), (818, 37240), (931, 32720), (980, 31084), (1064, 28630), (1330, 22904), (1520, 20041), (1636, 18620), (1862, 16360), (1960, 15542), (2045, 14896), (2128, 14315), (2660, 11452), (2863, 10640), (3272, 9310), (3724, 8180), (3920, 7771), (4090, 7448), (4655, 6544), (5320, 5726)]