1206870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{821}}^1$

素因数の和:845

約数の個数: 48

約数和(自身を含む): 3373488

約数和(自身を除く): 2166618

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 821, 1470, 1642, 2463, 4105, 4926, 5747, 8210, 11494, 12315, 17241, 24630, 28735, 34482, 40229, 57470, 80458, 86205, 120687, 172410, 201145, 241374, 402290, 603435, 1206870]

約数ペア:

[(1, 1206870), (2, 603435), (3, 402290), (5, 241374), (6, 201145), (7, 172410), (10, 120687), (14, 86205), (15, 80458), (21, 57470), (30, 40229), (35, 34482), (42, 28735), (49, 24630), (70, 17241), (98, 12315), (105, 11494), (147, 8210), (210, 5747), (245, 4926), (294, 4105), (490, 2463), (735, 1642), (821, 1470)]