40040865

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:343

約数の個数: 64

約数和(自身を含む): 76723200

約数和(自身を除く): 36682335

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 73, 85, 135, 153, 219, 239, 255, 365, 459, 657, 717, 765, 1095, 1195, 1241, 1971, 2151, 2295, 3285, 3585, 3723, 4063, 6205, 6453, 9855, 10755, 11169, 12189, 17447, 18615, 20315, 32265, 33507, 36567, 52341, 55845, 60945, 87235, 109701, 157023, 167535, 182835, 261705, 296599, 471069, 548505, 785115, 889797, 1482995, 2355345, 2669391, 4448985, 8008173, 13346955, 40040865]

約数ペア:

[(1, 40040865), (3, 13346955), (5, 8008173), (9, 4448985), (15, 2669391), (17, 2355345), (27, 1482995), (45, 889797), (51, 785115), (73, 548505), (85, 471069), (135, 296599), (153, 261705), (219, 182835), (239, 167535), (255, 157023), (365, 109701), (459, 87235), (657, 60945), (717, 55845), (765, 52341), (1095, 36567), (1195, 33507), (1241, 32265), (1971, 20315), (2151, 18615), (2295, 17447), (3285, 12189), (3585, 11169), (3723, 10755), (4063, 9855), (6205, 6453)]