122522820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{291721}}^1$

素因数の和:291740

約数の個数: 48

約数和(自身を含む): 392074368

約数和(自身を除く): 269551548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 291721, 583442, 875163, 1166884, 1458605, 1750326, 2042047, 2917210, 3500652, 4084094, 4375815, 5834420, 6126141, 8168188, 8751630, 10210235, 12252282, 17503260, 20420470, 24504564, 30630705, 40840940, 61261410, 122522820]

約数ペア:

[(1, 122522820), (2, 61261410), (3, 40840940), (4, 30630705), (5, 24504564), (6, 20420470), (7, 17503260), (10, 12252282), (12, 10210235), (14, 8751630), (15, 8168188), (20, 6126141), (21, 5834420), (28, 4375815), (30, 4084094), (35, 3500652), (42, 2917210), (60, 2042047), (70, 1750326), (84, 1458605), (105, 1166884), (140, 875163), (210, 583442), (420, 291721)]