257440365

素因数分解:

$3^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1283}}^1$

素因数の和:1328

約数の個数: 96

約数和(自身を含む): 560851200

約数和(自身を除く): 303410835

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 49, 63, 65, 91, 105, 117, 147, 195, 245, 273, 315, 343, 441, 455, 585, 637, 735, 819, 1029, 1283, 1365, 1715, 1911, 2205, 3087, 3185, 3849, 4095, 4459, 5145, 5733, 6415, 8981, 9555, 11547, 13377, 15435, 16679, 19245, 22295, 26943, 28665, 40131, 44905, 50037, 57735, 62867, 66885, 80829, 83395, 116753, 134715, 150111, 188601, 200655, 250185, 314335, 350259, 404145, 440069, 565803, 583765, 750555, 817271, 943005, 1050777, 1320207, 1751295, 2200345, 2451813, 2829015, 3960621, 4086355, 5253885, 5720897, 6601035, 7355439, 12259065, 17162691, 19803105, 28604485, 36777195, 51488073, 85813455, 257440365]

約数ペア:

[(1, 257440365), (3, 85813455), (5, 51488073), (7, 36777195), (9, 28604485), (13, 19803105), (15, 17162691), (21, 12259065), (35, 7355439), (39, 6601035), (45, 5720897), (49, 5253885), (63, 4086355), (65, 3960621), (91, 2829015), (105, 2451813), (117, 2200345), (147, 1751295), (195, 1320207), (245, 1050777), (273, 943005), (315, 817271), (343, 750555), (441, 583765), (455, 565803), (585, 440069), (637, 404145), (735, 350259), (819, 314335), (1029, 250185), (1283, 200655), (1365, 188601), (1715, 150111), (1911, 134715), (2205, 116753), (3087, 83395), (3185, 80829), (3849, 66885), (4095, 62867), (4459, 57735), (5145, 50037), (5733, 44905), (6415, 40131), (8981, 28665), (9555, 26943), (11547, 22295), (13377, 19245), (15435, 16679)]