180017802

素因数分解:

$2^1\times 3^6\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:175

約数の個数: 112

約数和(自身を含む): 430624512

約数和(自身を除く): 250606710

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 47, 54, 71, 74, 81, 94, 111, 141, 142, 162, 213, 222, 243, 282, 333, 423, 426, 486, 639, 666, 729, 846, 999, 1269, 1278, 1458, 1739, 1917, 1998, 2538, 2627, 2997, 3337, 3478, 3807, 3834, 5217, 5254, 5751, 5994, 6674, 7614, 7881, 8991, 10011, 10434, 11421, 11502, 15651, 15762, 17253, 17982, 20022, 22842, 23643, 26973, 30033, 31302, 34263, 34506, 46953, 47286, 51759, 53946, 60066, 68526, 70929, 90099, 93906, 103518, 123469, 140859, 141858, 180198, 212787, 246938, 270297, 281718, 370407, 422577, 425574, 540594, 638361, 740814, 810891, 845154, 1111221, 1267731, 1276722, 1621782, 1915083, 2222442, 2432673, 2535462, 3333663, 3830166, 4865346, 6667326, 10000989, 20001978, 30002967, 60005934, 90008901, 180017802]

約数ペア:

[(1, 180017802), (2, 90008901), (3, 60005934), (6, 30002967), (9, 20001978), (18, 10000989), (27, 6667326), (37, 4865346), (47, 3830166), (54, 3333663), (71, 2535462), (74, 2432673), (81, 2222442), (94, 1915083), (111, 1621782), (141, 1276722), (142, 1267731), (162, 1111221), (213, 845154), (222, 810891), (243, 740814), (282, 638361), (333, 540594), (423, 425574), (426, 422577), (486, 370407), (639, 281718), (666, 270297), (729, 246938), (846, 212787), (999, 180198), (1269, 141858), (1278, 140859), (1458, 123469), (1739, 103518), (1917, 93906), (1998, 90099), (2538, 70929), (2627, 68526), (2997, 60066), (3337, 53946), (3478, 51759), (3807, 47286), (3834, 46953), (5217, 34506), (5254, 34263), (5751, 31302), (5994, 30033), (6674, 26973), (7614, 23643), (7881, 22842), (8991, 20022), (10011, 17982), (10434, 17253), (11421, 15762), (11502, 15651)]