66870090

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{35381}}^1$

素因数の和:35404

約数の個数: 64

約数和(自身を含む): 203800320

約数和(自身を除く): 136930230

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 35381, 70762, 106143, 176905, 212286, 247667, 318429, 353810, 495334, 530715, 636858, 743001, 955287, 1061430, 1238335, 1486002, 1592145, 1910574, 2229003, 2476670, 3184290, 3715005, 4458006, 4776435, 6687009, 7430010, 9552870, 11145015, 13374018, 22290030, 33435045, 66870090]

約数ペア:

[(1, 66870090), (2, 33435045), (3, 22290030), (5, 13374018), (6, 11145015), (7, 9552870), (9, 7430010), (10, 6687009), (14, 4776435), (15, 4458006), (18, 3715005), (21, 3184290), (27, 2476670), (30, 2229003), (35, 1910574), (42, 1592145), (45, 1486002), (54, 1238335), (63, 1061430), (70, 955287), (90, 743001), (105, 636858), (126, 530715), (135, 495334), (189, 353810), (210, 318429), (270, 247667), (315, 212286), (378, 176905), (630, 106143), (945, 70762), (1890, 35381)]