248251360

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{221653}}^1$

素因数の和:221675

約数の個数: 48

約数和(自身を含む): 670281696

約数和(自身を除く): 422030336

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 221653, 443306, 886612, 1108265, 1551571, 1773224, 2216530, 3103142, 3546448, 4433060, 6206284, 7092896, 7757855, 8866120, 12412568, 15515710, 17732240, 24825136, 31031420, 35464480, 49650272, 62062840, 124125680, 248251360]

約数ペア:

[(1, 248251360), (2, 124125680), (4, 62062840), (5, 49650272), (7, 35464480), (8, 31031420), (10, 24825136), (14, 17732240), (16, 15515710), (20, 12412568), (28, 8866120), (32, 7757855), (35, 7092896), (40, 6206284), (56, 4433060), (70, 3546448), (80, 3103142), (112, 2216530), (140, 1773224), (160, 1551571), (224, 1108265), (280, 886612), (560, 443306), (1120, 221653)]