251332290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{253871}}^1$

素因数の和:253895

約数の個数: 48

約数和(自身を含む): 712872576

約数和(自身を除く): 461540286

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 253871, 507742, 761613, 1269355, 1523226, 2284839, 2538710, 2792581, 3808065, 4569678, 5585162, 7616130, 8377743, 11424195, 13962905, 16755486, 22848390, 25133229, 27925810, 41888715, 50266458, 83777430, 125666145, 251332290]

約数ペア:

[(1, 251332290), (2, 125666145), (3, 83777430), (5, 50266458), (6, 41888715), (9, 27925810), (10, 25133229), (11, 22848390), (15, 16755486), (18, 13962905), (22, 11424195), (30, 8377743), (33, 7616130), (45, 5585162), (55, 4569678), (66, 3808065), (90, 2792581), (99, 2538710), (110, 2284839), (165, 1523226), (198, 1269355), (330, 761613), (495, 507742), (990, 253871)]