258418980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{3331}}^1$

素因数の和:3777

約数の個数: 72

約数和(自身を含む): 785925504

約数和(自身を除く): 527506524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 431, 862, 1293, 1724, 2155, 2586, 3331, 3879, 4310, 5172, 6465, 6662, 7758, 8620, 9993, 12930, 13324, 15516, 16655, 19395, 19986, 25860, 29979, 33310, 38790, 39972, 49965, 59958, 66620, 77580, 99930, 119916, 149895, 199860, 299790, 599580, 1435661, 2871322, 4306983, 5742644, 7178305, 8613966, 12920949, 14356610, 17227932, 21534915, 25841898, 28713220, 43069830, 51683796, 64604745, 86139660, 129209490, 258418980]

約数ペア:

[(1, 258418980), (2, 129209490), (3, 86139660), (4, 64604745), (5, 51683796), (6, 43069830), (9, 28713220), (10, 25841898), (12, 21534915), (15, 17227932), (18, 14356610), (20, 12920949), (30, 8613966), (36, 7178305), (45, 5742644), (60, 4306983), (90, 2871322), (180, 1435661), (431, 599580), (862, 299790), (1293, 199860), (1724, 149895), (2155, 119916), (2586, 99930), (3331, 77580), (3879, 66620), (4310, 59958), (5172, 49965), (6465, 39972), (6662, 38790), (7758, 33310), (8620, 29979), (9993, 25860), (12930, 19986), (13324, 19395), (15516, 16655)]