290499804

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{384259}}^1$

素因数の和:384279

約数の個数: 48

約数和(自身を含む): 860742400

約数和(自身を除く): 570242596

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 384259, 768518, 1152777, 1537036, 2305554, 2689813, 3458331, 4611108, 5379626, 6916662, 8069439, 10374993, 10759252, 13833324, 16138878, 20749986, 24208317, 32277756, 41499972, 48416634, 72624951, 96833268, 145249902, 290499804]

約数ペア:

[(1, 290499804), (2, 145249902), (3, 96833268), (4, 72624951), (6, 48416634), (7, 41499972), (9, 32277756), (12, 24208317), (14, 20749986), (18, 16138878), (21, 13833324), (27, 10759252), (28, 10374993), (36, 8069439), (42, 6916662), (54, 5379626), (63, 4611108), (84, 3458331), (108, 2689813), (126, 2305554), (189, 1537036), (252, 1152777), (378, 768518), (756, 384259)]