213236240

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:462

約数の個数: 160

約数和(自身を含む): 610080000

約数和(自身を除く): 396843760

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, 343, 380, 392, 409, 490, 532, 560, 665, 686, 760, 784, 818, 931, 980, 1064, 1330, 1372, 1520, 1636, 1715, 1862, 1960, 2045, 2128, 2660, 2744, 2863, 3272, 3430, 3724, 3920, 4090, 4655, 5320, 5488, 5726, 6517, 6544, 6860, 7448, 7771, 8180, 9310, 10640, 11452, 13034, 13720, 14315, 14896, 15542, 16360, 18620, 20041, 22904, 26068, 27440, 28630, 31084, 32585, 32720, 37240, 38855, 40082, 45808, 52136, 54397, 57260, 62168, 65170, 74480, 77710, 80164, 100205, 104272, 108794, 114520, 124336, 130340, 140287, 155420, 160328, 200410, 217588, 229040, 260680, 271985, 280574, 310840, 320656, 380779, 400820, 435176, 521360, 543970, 561148, 621680, 701435, 761558, 801640, 870352, 1087940, 1122296, 1402870, 1523116, 1603280, 1903895, 2175880, 2244592, 2665453, 2805740, 3046232, 3807790, 4351760, 5330906, 5611480, 6092464, 7615580, 10661812, 11222960, 13327265, 15231160, 21323624, 26654530, 30462320, 42647248, 53309060, 106618120, 213236240]

約数ペア:

[(1, 213236240), (2, 106618120), (4, 53309060), (5, 42647248), (7, 30462320), (8, 26654530), (10, 21323624), (14, 15231160), (16, 13327265), (19, 11222960), (20, 10661812), (28, 7615580), (35, 6092464), (38, 5611480), (40, 5330906), (49, 4351760), (56, 3807790), (70, 3046232), (76, 2805740), (80, 2665453), (95, 2244592), (98, 2175880), (112, 1903895), (133, 1603280), (140, 1523116), (152, 1402870), (190, 1122296), (196, 1087940), (245, 870352), (266, 801640), (280, 761558), (304, 701435), (343, 621680), (380, 561148), (392, 543970), (409, 521360), (490, 435176), (532, 400820), (560, 380779), (665, 320656), (686, 310840), (760, 280574), (784, 271985), (818, 260680), (931, 229040), (980, 217588), (1064, 200410), (1330, 160328), (1372, 155420), (1520, 140287), (1636, 130340), (1715, 124336), (1862, 114520), (1960, 108794), (2045, 104272), (2128, 100205), (2660, 80164), (2744, 77710), (2863, 74480), (3272, 65170), (3430, 62168), (3724, 57260), (3920, 54397), (4090, 52136), (4655, 45808), (5320, 40082), (5488, 38855), (5726, 37240), (6517, 32720), (6544, 32585), (6860, 31084), (7448, 28630), (7771, 27440), (8180, 26068), (9310, 22904), (10640, 20041), (11452, 18620), (13034, 16360), (13720, 15542), (14315, 14896)]