208082175

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{1381}}^1$

素因数の和:1449

約数の個数: 72

約数和(自身を含む): 410254992

約数和(自身を除く): 202172817

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 41, 49, 75, 105, 123, 147, 175, 205, 245, 287, 525, 615, 735, 861, 1025, 1225, 1381, 1435, 2009, 3075, 3675, 4143, 4305, 6027, 6905, 7175, 9667, 10045, 20715, 21525, 29001, 30135, 34525, 48335, 50225, 56621, 67669, 103575, 145005, 150675, 169863, 203007, 241675, 283105, 338345, 396347, 725025, 849315, 1015035, 1189041, 1415525, 1691725, 1981735, 2774429, 4246575, 5075175, 5945205, 8323287, 9908675, 13872145, 29726025, 41616435, 69360725, 208082175]

約数ペア:

[(1, 208082175), (3, 69360725), (5, 41616435), (7, 29726025), (15, 13872145), (21, 9908675), (25, 8323287), (35, 5945205), (41, 5075175), (49, 4246575), (75, 2774429), (105, 1981735), (123, 1691725), (147, 1415525), (175, 1189041), (205, 1015035), (245, 849315), (287, 725025), (525, 396347), (615, 338345), (735, 283105), (861, 241675), (1025, 203007), (1225, 169863), (1381, 150675), (1435, 145005), (2009, 103575), (3075, 67669), (3675, 56621), (4143, 50225), (4305, 48335), (6027, 34525), (6905, 30135), (7175, 29001), (9667, 21525), (10045, 20715)]