206212860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{163661}}^1$

素因数の和:163683

約数の個数: 72

約数和(自身を含む): 714875616

約数和(自身を除く): 508662756

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, 163661, 327322, 490983, 654644, 818305, 981966, 1145627, 1472949, 1636610, 1963932, 2291254, 2454915, 2945898, 3273220, 3436881, 4582508, 4909830, 5728135, 5891796, 6873762, 7364745, 9819660, 10310643, 11456270, 13747524, 14729490, 17184405, 20621286, 22912540, 29458980, 34368810, 41242572, 51553215, 68737620, 103106430, 206212860]

約数ペア:

[(1, 206212860), (2, 103106430), (3, 68737620), (4, 51553215), (5, 41242572), (6, 34368810), (7, 29458980), (9, 22912540), (10, 20621286), (12, 17184405), (14, 14729490), (15, 13747524), (18, 11456270), (20, 10310643), (21, 9819660), (28, 7364745), (30, 6873762), (35, 5891796), (36, 5728135), (42, 4909830), (45, 4582508), (60, 3436881), (63, 3273220), (70, 2945898), (84, 2454915), (90, 2291254), (105, 1963932), (126, 1636610), (140, 1472949), (180, 1145627), (210, 981966), (252, 818305), (315, 654644), (420, 490983), (630, 327322), (1260, 163661)]