30726225

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{277}}^1$

素因数の和:339

約数の個数: 72

約数和(自身を含む): 60498360

約数和(自身を除く): 29772135

約数列:

[1, 3, 5, 9, 15, 17, 25, 29, 45, 51, 75, 85, 87, 145, 153, 225, 255, 261, 277, 425, 435, 493, 725, 765, 831, 1275, 1305, 1385, 1479, 2175, 2465, 2493, 3825, 4155, 4437, 4709, 6525, 6925, 7395, 8033, 12325, 12465, 14127, 20775, 22185, 23545, 24099, 36975, 40165, 42381, 62325, 70635, 72297, 110925, 117725, 120495, 136561, 200825, 211905, 353175, 361485, 409683, 602475, 682805, 1059525, 1229049, 1807425, 2048415, 3414025, 6145245, 10242075, 30726225]

約数ペア:

[(1, 30726225), (3, 10242075), (5, 6145245), (9, 3414025), (15, 2048415), (17, 1807425), (25, 1229049), (29, 1059525), (45, 682805), (51, 602475), (75, 409683), (85, 361485), (87, 353175), (145, 211905), (153, 200825), (225, 136561), (255, 120495), (261, 117725), (277, 110925), (425, 72297), (435, 70635), (493, 62325), (725, 42381), (765, 40165), (831, 36975), (1275, 24099), (1305, 23545), (1385, 22185), (1479, 20775), (2175, 14127), (2465, 12465), (2493, 12325), (3825, 8033), (4155, 7395), (4437, 6925), (4709, 6525)]