81426030

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{387743}}^1$

素因数の和:387760

約数の個数: 32

約数和(自身を含む): 223340544

約数和(自身を除く): 141914514

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 387743, 775486, 1163229, 1938715, 2326458, 2714201, 3877430, 5428402, 5816145, 8142603, 11632290, 13571005, 16285206, 27142010, 40713015, 81426030]

約数ペア:

[(1, 81426030), (2, 40713015), (3, 27142010), (5, 16285206), (6, 13571005), (7, 11632290), (10, 8142603), (14, 5816145), (15, 5428402), (21, 3877430), (30, 2714201), (35, 2326458), (42, 1938715), (70, 1163229), (105, 775486), (210, 387743)]