78280155

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1483}}^1$

素因数の和:1537

約数の個数: 64

約数和(自身を含む): 153861120

約数和(自身を除く): 75580965

約数列:

[1, 3, 5, 9, 15, 17, 23, 27, 45, 51, 69, 85, 115, 135, 153, 207, 255, 345, 391, 459, 621, 765, 1035, 1173, 1483, 1955, 2295, 3105, 3519, 4449, 5865, 7415, 10557, 13347, 17595, 22245, 25211, 34109, 40041, 52785, 66735, 75633, 102327, 126055, 170545, 200205, 226899, 306981, 378165, 511635, 579853, 680697, 920943, 1134495, 1534905, 1739559, 2899265, 3403485, 4604715, 5218677, 8697795, 15656031, 26093385, 78280155]

約数ペア:

[(1, 78280155), (3, 26093385), (5, 15656031), (9, 8697795), (15, 5218677), (17, 4604715), (23, 3403485), (27, 2899265), (45, 1739559), (51, 1534905), (69, 1134495), (85, 920943), (115, 680697), (135, 579853), (153, 511635), (207, 378165), (255, 306981), (345, 226899), (391, 200205), (459, 170545), (621, 126055), (765, 102327), (1035, 75633), (1173, 66735), (1483, 52785), (1955, 40041), (2295, 34109), (3105, 25211), (3519, 22245), (4449, 17595), (5865, 13347), (7415, 10557)]