83788740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{66499}}^1$

素因数の和:66521

約数の個数: 72

約数和(自身を含む): 290472000

約数和(自身を除く): 206683260

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, 66499, 132998, 199497, 265996, 332495, 398994, 465493, 598491, 664990, 797988, 930986, 997485, 1196982, 1329980, 1396479, 1861972, 1994970, 2327465, 2393964, 2792958, 2992455, 3989940, 4189437, 4654930, 5585916, 5984910, 6982395, 8378874, 9309860, 11969820, 13964790, 16757748, 20947185, 27929580, 41894370, 83788740]

約数ペア:

[(1, 83788740), (2, 41894370), (3, 27929580), (4, 20947185), (5, 16757748), (6, 13964790), (7, 11969820), (9, 9309860), (10, 8378874), (12, 6982395), (14, 5984910), (15, 5585916), (18, 4654930), (20, 4189437), (21, 3989940), (28, 2992455), (30, 2792958), (35, 2393964), (36, 2327465), (42, 1994970), (45, 1861972), (60, 1396479), (63, 1329980), (70, 1196982), (84, 997485), (90, 930986), (105, 797988), (126, 664990), (140, 598491), (180, 465493), (210, 398994), (252, 332495), (315, 265996), (420, 199497), (630, 132998), (1260, 66499)]