261011178540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{207151729}}^1$

素因数の和:207151751

約数の個数: 72

約数和(自身を含む): 904838756640

約数和(自身を除く): 643827578100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 207151729, 414303458, 621455187, 828606916, 1035758645, 1242910374, 1450062103, 1864365561, 2071517290, 2485820748, 2900124206, 3107275935, 3728731122, 4143034580, 4350186309, 5800248412, 6214551870, 7250310515, 7457462244, 8700372618, 9321827805, 12429103740, 13050558927, 14500621030, 17400745236, 18643655610, 21750931545, 26101117854, 29001242060, 37287311220, 43501863090, 52202235708, 65252794635, 87003726180, 130505589270, 261011178540]

約数ペア:

[(1, 261011178540), (2, 130505589270), (3, 87003726180), (4, 65252794635), (5, 52202235708), (6, 43501863090), (7, 37287311220), (9, 29001242060), (10, 26101117854), (12, 21750931545), (14, 18643655610), (15, 17400745236), (18, 14500621030), (20, 13050558927), (21, 12429103740), (28, 9321827805), (30, 8700372618), (35, 7457462244), (36, 7250310515), (42, 6214551870), (45, 5800248412), (60, 4350186309), (63, 4143034580), (70, 3728731122), (84, 3107275935), (90, 2900124206), (105, 2485820748), (126, 2071517290), (140, 1864365561), (180, 1450062103), (210, 1242910374), (252, 1035758645), (315, 828606916), (420, 621455187), (630, 414303458), (1260, 207151729)]