212940735

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{929}}^1$

素因数の和:1040

約数の個数: 64

約数和(自身を含む): 407116800

約数和(自身を除く): 194176065

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 59, 105, 111, 177, 185, 259, 295, 413, 555, 777, 885, 929, 1239, 1295, 2065, 2183, 2787, 3885, 4645, 6195, 6503, 6549, 10915, 13935, 15281, 19509, 32515, 32745, 34373, 45843, 54811, 76405, 97545, 103119, 164433, 171865, 229215, 240611, 274055, 383677, 515595, 721833, 822165, 1151031, 1203055, 1918385, 2028007, 3609165, 5755155, 6084021, 10140035, 14196049, 30420105, 42588147, 70980245, 212940735]

約数ペア:

[(1, 212940735), (3, 70980245), (5, 42588147), (7, 30420105), (15, 14196049), (21, 10140035), (35, 6084021), (37, 5755155), (59, 3609165), (105, 2028007), (111, 1918385), (177, 1203055), (185, 1151031), (259, 822165), (295, 721833), (413, 515595), (555, 383677), (777, 274055), (885, 240611), (929, 229215), (1239, 171865), (1295, 164433), (2065, 103119), (2183, 97545), (2787, 76405), (3885, 54811), (4645, 45843), (6195, 34373), (6503, 32745), (6549, 32515), (10915, 19509), (13935, 15281)]