128771904

素因数分解:

$2^6\times 3^1\times {\mathrm{127}}^1\times {\mathrm{5281}}^1$

素因数の和:5423

約数の個数: 56

約数和(自身を含む): 343456768

約数和(自身を除く): 214684864

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 127, 192, 254, 381, 508, 762, 1016, 1524, 2032, 3048, 4064, 5281, 6096, 8128, 10562, 12192, 15843, 21124, 24384, 31686, 42248, 63372, 84496, 126744, 168992, 253488, 337984, 506976, 670687, 1013952, 1341374, 2012061, 2682748, 4024122, 5365496, 8048244, 10730992, 16096488, 21461984, 32192976, 42923968, 64385952, 128771904]

約数ペア:

[(1, 128771904), (2, 64385952), (3, 42923968), (4, 32192976), (6, 21461984), (8, 16096488), (12, 10730992), (16, 8048244), (24, 5365496), (32, 4024122), (48, 2682748), (64, 2012061), (96, 1341374), (127, 1013952), (192, 670687), (254, 506976), (381, 337984), (508, 253488), (762, 168992), (1016, 126744), (1524, 84496), (2032, 63372), (3048, 42248), (4064, 31686), (5281, 24384), (6096, 21124), (8128, 15843), (10562, 12192)]