57879780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19687}}^1$

素因数の和:19713

約数の個数: 72

約数和(自身を含む): 188532288

約数和(自身を除く): 130652508

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 19687, 39374, 59061, 78748, 98435, 118122, 137809, 196870, 236244, 275618, 295305, 393740, 413427, 551236, 590610, 689045, 826854, 964663, 1181220, 1378090, 1653708, 1929326, 2067135, 2756180, 2893989, 3858652, 4134270, 4823315, 5787978, 8268540, 9646630, 11575956, 14469945, 19293260, 28939890, 57879780]

約数ペア:

[(1, 57879780), (2, 28939890), (3, 19293260), (4, 14469945), (5, 11575956), (6, 9646630), (7, 8268540), (10, 5787978), (12, 4823315), (14, 4134270), (15, 3858652), (20, 2893989), (21, 2756180), (28, 2067135), (30, 1929326), (35, 1653708), (42, 1378090), (49, 1181220), (60, 964663), (70, 826854), (84, 689045), (98, 590610), (105, 551236), (140, 413427), (147, 393740), (196, 295305), (210, 275618), (245, 236244), (294, 196870), (420, 137809), (490, 118122), (588, 98435), (735, 78748), (980, 59061), (1470, 39374), (2940, 19687)]