20156868732

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:143

約数の個数: 864

約数和(自身を含む): 72273008640

約数和(自身を除く): 52116139908

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 13, 14, 19, 21, 22, 26, 28, 31, 33, 37, 38, 39, 42, 44, 49, 52, 57, 62, 66, 74, 76, 77, 78, 84, 91, 93, 98, 111, 114, 121, 124, 132, 133, 143, 147, 148, 154, 156, 182, 186, 196, 209, 217, 222, 228, 231, 242, 247, 259, 266, 273, 286, 294, 308, 341, 363, 364, 372, 399, 403, 407, 418, 429, 434, 444, 462, 481, 484, 494, 518, 532, 539, 546, 572, 588, 589, 627, 637, 651, 682, 703, 726, 741, 777, 798, 806, 814, 836, 847, 858, 868, 924, 931, 962, 988, 1001, 1023, 1036, 1078, 1092, 1147, 1178, 1209, 1221, 1254, 1274, 1302, 1364, 1406, 1443, 1452, 1463, 1482, 1519, 1554, 1573, 1596, 1612, 1617, 1628, 1694, 1716, 1729, 1767, 1813, 1862, 1911, 1924, 2002, 2046, 2109, 2156, 2294, 2299, 2356, 2387, 2418, 2442, 2508, 2541, 2548, 2604, 2717, 2793, 2812, 2821, 2849, 2886, 2926, 2964, 3003, 3038, 3108, 3146, 3234, 3367, 3388, 3441, 3458, 3534, 3626, 3724, 3751, 3822, 4004, 4092, 4123, 4218, 4389, 4433, 4477, 4557, 4588, 4598, 4719, 4774, 4836, 4884, 4921, 5082, 5187, 5291, 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約数ペア:

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