220171212

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{199}}^1\times {\mathrm{421}}^1$

素因数の和:703

約数の個数: 72

約数和(自身を含む): 568349600

約数和(自身を除く): 348178388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 199, 219, 292, 398, 421, 438, 597, 657, 796, 842, 876, 1194, 1263, 1314, 1684, 1791, 2388, 2526, 2628, 3582, 3789, 5052, 7164, 7578, 14527, 15156, 29054, 30733, 43581, 58108, 61466, 83779, 87162, 92199, 122932, 130743, 167558, 174324, 184398, 251337, 261486, 276597, 335116, 368796, 502674, 522972, 553194, 754011, 1005348, 1106388, 1508022, 3016044, 6115867, 12231734, 18347601, 24463468, 36695202, 55042803, 73390404, 110085606, 220171212]

約数ペア:

[(1, 220171212), (2, 110085606), (3, 73390404), (4, 55042803), (6, 36695202), (9, 24463468), (12, 18347601), (18, 12231734), (36, 6115867), (73, 3016044), (146, 1508022), (199, 1106388), (219, 1005348), (292, 754011), (398, 553194), (421, 522972), (438, 502674), (597, 368796), (657, 335116), (796, 276597), (842, 261486), (876, 251337), (1194, 184398), (1263, 174324), (1314, 167558), (1684, 130743), (1791, 122932), (2388, 92199), (2526, 87162), (2628, 83779), (3582, 61466), (3789, 58108), (5052, 43581), (7164, 30733), (7578, 29054), (14527, 15156)]