201870675

素因数分解:

$3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:413

約数の個数: 72

約数和(自身を含む): 376434240

約数和(自身を除く): 174563565

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 75, 79, 123, 205, 225, 237, 277, 369, 395, 615, 711, 831, 1025, 1185, 1385, 1845, 1975, 2493, 3075, 3239, 3555, 4155, 5925, 6925, 9225, 9717, 11357, 12465, 16195, 17775, 20775, 21883, 29151, 34071, 48585, 56785, 62325, 65649, 80975, 102213, 109415, 145755, 170355, 196947, 242925, 283925, 328245, 511065, 547075, 728775, 851775, 897203, 984735, 1641225, 2555325, 2691609, 4486015, 4923675, 8074827, 13458045, 22430075, 40374135, 67290225, 201870675]

約数ペア:

[(1, 201870675), (3, 67290225), (5, 40374135), (9, 22430075), (15, 13458045), (25, 8074827), (41, 4923675), (45, 4486015), (75, 2691609), (79, 2555325), (123, 1641225), (205, 984735), (225, 897203), (237, 851775), (277, 728775), (369, 547075), (395, 511065), (615, 328245), (711, 283925), (831, 242925), (1025, 196947), (1185, 170355), (1385, 145755), (1845, 109415), (1975, 102213), (2493, 80975), (3075, 65649), (3239, 62325), (3555, 56785), (4155, 48585), (5925, 34071), (6925, 29151), (9225, 21883), (9717, 20775), (11357, 17775), (12465, 16195)]