193668165

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1223}}^1$

素因数の和:1280

約数の個数: 80

約数和(自身を含む): 383885568

約数和(自身を除く): 190217403

約数列:

[1, 3, 5, 9, 15, 17, 23, 27, 45, 51, 69, 81, 85, 115, 135, 153, 207, 255, 345, 391, 405, 459, 621, 765, 1035, 1173, 1223, 1377, 1863, 1955, 2295, 3105, 3519, 3669, 5865, 6115, 6885, 9315, 10557, 11007, 17595, 18345, 20791, 28129, 31671, 33021, 52785, 55035, 62373, 84387, 99063, 103955, 140645, 158355, 165105, 187119, 253161, 311865, 421935, 478193, 495315, 561357, 759483, 935595, 1265805, 1434579, 1684071, 2278449, 2390965, 2806785, 3797415, 4303737, 7172895, 8420355, 11392245, 12911211, 21518685, 38733633, 64556055, 193668165]

約数ペア:

[(1, 193668165), (3, 64556055), (5, 38733633), (9, 21518685), (15, 12911211), (17, 11392245), (23, 8420355), (27, 7172895), (45, 4303737), (51, 3797415), (69, 2806785), (81, 2390965), (85, 2278449), (115, 1684071), (135, 1434579), (153, 1265805), (207, 935595), (255, 759483), (345, 561357), (391, 495315), (405, 478193), (459, 421935), (621, 311865), (765, 253161), (1035, 187119), (1173, 165105), (1223, 158355), (1377, 140645), (1863, 103955), (1955, 99063), (2295, 84387), (3105, 62373), (3519, 55035), (3669, 52785), (5865, 33021), (6115, 31671), (6885, 28129), (9315, 20791), (10557, 18345), (11007, 17595)]