7218960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{4297}}^1$

素因数の和:4320

約数の個数: 80

約数和(自身を含む): 25581696

約数和(自身を除く): 18362736

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 4297, 8594, 12891, 17188, 21485, 25782, 30079, 34376, 42970, 51564, 60158, 64455, 68752, 85940, 90237, 103128, 120316, 128910, 150395, 171880, 180474, 206256, 240632, 257820, 300790, 343760, 360948, 451185, 481264, 515640, 601580, 721896, 902370, 1031280, 1203160, 1443792, 1804740, 2406320, 3609480, 7218960]

約数ペア:

[(1, 7218960), (2, 3609480), (3, 2406320), (4, 1804740), (5, 1443792), (6, 1203160), (7, 1031280), (8, 902370), (10, 721896), (12, 601580), (14, 515640), (15, 481264), (16, 451185), (20, 360948), (21, 343760), (24, 300790), (28, 257820), (30, 240632), (35, 206256), (40, 180474), (42, 171880), (48, 150395), (56, 128910), (60, 120316), (70, 103128), (80, 90237), (84, 85940), (105, 68752), (112, 64455), (120, 60158), (140, 51564), (168, 42970), (210, 34376), (240, 30079), (280, 25782), (336, 21485), (420, 17188), (560, 12891), (840, 8594), (1680, 4297)]