205055820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8831}}^1$

素因数の和:8892

約数の個数: 96

約数和(自身を含む): 652861440

約数和(自身を除く): 447805620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 86, 90, 108, 129, 135, 172, 180, 215, 258, 270, 387, 430, 516, 540, 645, 774, 860, 1161, 1290, 1548, 1935, 2322, 2580, 3870, 4644, 5805, 7740, 8831, 11610, 17662, 23220, 26493, 35324, 44155, 52986, 79479, 88310, 105972, 132465, 158958, 176620, 238437, 264930, 317916, 379733, 397395, 476874, 529860, 759466, 794790, 953748, 1139199, 1192185, 1518932, 1589580, 1898665, 2278398, 2384370, 3417597, 3797330, 4556796, 4768740, 5695995, 6835194, 7594660, 10252791, 11391990, 13670388, 17087985, 20505582, 22783980, 34175970, 41011164, 51263955, 68351940, 102527910, 205055820]

約数ペア:

[(1, 205055820), (2, 102527910), (3, 68351940), (4, 51263955), (5, 41011164), (6, 34175970), (9, 22783980), (10, 20505582), (12, 17087985), (15, 13670388), (18, 11391990), (20, 10252791), (27, 7594660), (30, 6835194), (36, 5695995), (43, 4768740), (45, 4556796), (54, 3797330), (60, 3417597), (86, 2384370), (90, 2278398), (108, 1898665), (129, 1589580), (135, 1518932), (172, 1192185), (180, 1139199), (215, 953748), (258, 794790), (270, 759466), (387, 529860), (430, 476874), (516, 397395), (540, 379733), (645, 317916), (774, 264930), (860, 238437), (1161, 176620), (1290, 158958), (1548, 132465), (1935, 105972), (2322, 88310), (2580, 79479), (3870, 52986), (4644, 44155), (5805, 35324), (7740, 26493), (8831, 23220), (11610, 17662)]