128972640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{268693}}^1$

素因数の和:268711

約数の個数: 48

約数和(自身を含む): 406265328

約数和(自身を除く): 277292688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 268693, 537386, 806079, 1074772, 1343465, 1612158, 2149544, 2686930, 3224316, 4030395, 4299088, 5373860, 6448632, 8060790, 8598176, 10747720, 12897264, 16121580, 21495440, 25794528, 32243160, 42990880, 64486320, 128972640]

約数ペア:

[(1, 128972640), (2, 64486320), (3, 42990880), (4, 32243160), (5, 25794528), (6, 21495440), (8, 16121580), (10, 12897264), (12, 10747720), (15, 8598176), (16, 8060790), (20, 6448632), (24, 5373860), (30, 4299088), (32, 4030395), (40, 3224316), (48, 2686930), (60, 2149544), (80, 1612158), (96, 1343465), (120, 1074772), (160, 806079), (240, 537386), (480, 268693)]