2220075

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:66

約数の個数: 96

約数和(自身を含む): 4999680

約数和(自身を除く): 2779605

約数列:

[1, 3, 5, 9, 11, 13, 15, 23, 25, 27, 33, 39, 45, 55, 65, 69, 75, 99, 115, 117, 135, 143, 165, 195, 207, 225, 253, 275, 297, 299, 325, 345, 351, 429, 495, 575, 585, 621, 675, 715, 759, 825, 897, 975, 1035, 1265, 1287, 1485, 1495, 1725, 1755, 2145, 2277, 2475, 2691, 2925, 3105, 3289, 3575, 3795, 3861, 4485, 5175, 6325, 6435, 6831, 7425, 7475, 8073, 8775, 9867, 10725, 11385, 13455, 15525, 16445, 18975, 19305, 22425, 29601, 32175, 34155, 40365, 49335, 56925, 67275, 82225, 88803, 96525, 148005, 170775, 201825, 246675, 444015, 740025, 2220075]

約数ペア:

[(1, 2220075), (3, 740025), (5, 444015), (9, 246675), (11, 201825), (13, 170775), (15, 148005), (23, 96525), (25, 88803), (27, 82225), (33, 67275), (39, 56925), (45, 49335), (55, 40365), (65, 34155), (69, 32175), (75, 29601), (99, 22425), (115, 19305), (117, 18975), (135, 16445), (143, 15525), (165, 13455), (195, 11385), (207, 10725), (225, 9867), (253, 8775), (275, 8073), (297, 7475), (299, 7425), (325, 6831), (345, 6435), (351, 6325), (429, 5175), (495, 4485), (575, 3861), (585, 3795), (621, 3575), (675, 3289), (715, 3105), (759, 2925), (825, 2691), (897, 2475), (975, 2277), (1035, 2145), (1265, 1755), (1287, 1725), (1485, 1495)]