15990590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1093}}^1$

素因数の和:1137

約数の個数: 64

約数和(自身を含む): 37808640

約数和(自身を除く): 21818050

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 38, 55, 70, 77, 95, 110, 133, 154, 190, 209, 266, 385, 418, 665, 770, 1045, 1093, 1330, 1463, 2090, 2186, 2926, 5465, 7315, 7651, 10930, 12023, 14630, 15302, 20767, 24046, 38255, 41534, 60115, 76510, 84161, 103835, 120230, 145369, 168322, 207670, 228437, 290738, 420805, 456874, 726845, 841610, 1142185, 1453690, 1599059, 2284370, 3198118, 7995295, 15990590]

約数ペア:

[(1, 15990590), (2, 7995295), (5, 3198118), (7, 2284370), (10, 1599059), (11, 1453690), (14, 1142185), (19, 841610), (22, 726845), (35, 456874), (38, 420805), (55, 290738), (70, 228437), (77, 207670), (95, 168322), (110, 145369), (133, 120230), (154, 103835), (190, 84161), (209, 76510), (266, 60115), (385, 41534), (418, 38255), (665, 24046), (770, 20767), (1045, 15302), (1093, 14630), (1330, 12023), (1463, 10930), (2090, 7651), (2186, 7315), (2926, 5465)]