72345285

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1087}}^1$

素因数の和:1147

約数の個数: 64

約数和(自身を含む): 141004800

約数和(自身を除く): 68659515

約数列:

[1, 3, 5, 9, 15, 17, 27, 29, 45, 51, 85, 87, 135, 145, 153, 255, 261, 435, 459, 493, 765, 783, 1087, 1305, 1479, 2295, 2465, 3261, 3915, 4437, 5435, 7395, 9783, 13311, 16305, 18479, 22185, 29349, 31523, 48915, 55437, 66555, 92395, 94569, 146745, 157615, 166311, 277185, 283707, 472845, 498933, 535891, 831555, 851121, 1418535, 1607673, 2494665, 2679455, 4255605, 4823019, 8038365, 14469057, 24115095, 72345285]

約数ペア:

[(1, 72345285), (3, 24115095), (5, 14469057), (9, 8038365), (15, 4823019), (17, 4255605), (27, 2679455), (29, 2494665), (45, 1607673), (51, 1418535), (85, 851121), (87, 831555), (135, 535891), (145, 498933), (153, 472845), (255, 283707), (261, 277185), (435, 166311), (459, 157615), (493, 146745), (765, 94569), (783, 92395), (1087, 66555), (1305, 55437), (1479, 48915), (2295, 31523), (2465, 29349), (3261, 22185), (3915, 18479), (4437, 16305), (5435, 13311), (7395, 9783)]