83782980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2339}}^1$

素因数の和:2553

約数の個数: 72

約数和(自身を含む): 255528000

約数和(自身を除く): 171745020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 199, 398, 597, 796, 995, 1194, 1791, 1990, 2339, 2388, 2985, 3582, 3980, 4678, 5970, 7017, 7164, 8955, 9356, 11695, 11940, 14034, 17910, 21051, 23390, 28068, 35085, 35820, 42102, 46780, 70170, 84204, 105255, 140340, 210510, 421020, 465461, 930922, 1396383, 1861844, 2327305, 2792766, 4189149, 4654610, 5585532, 6981915, 8378298, 9309220, 13963830, 16756596, 20945745, 27927660, 41891490, 83782980]

約数ペア:

[(1, 83782980), (2, 41891490), (3, 27927660), (4, 20945745), (5, 16756596), (6, 13963830), (9, 9309220), (10, 8378298), (12, 6981915), (15, 5585532), (18, 4654610), (20, 4189149), (30, 2792766), (36, 2327305), (45, 1861844), (60, 1396383), (90, 930922), (180, 465461), (199, 421020), (398, 210510), (597, 140340), (796, 105255), (995, 84204), (1194, 70170), (1791, 46780), (1990, 42102), (2339, 35820), (2388, 35085), (2985, 28068), (3582, 23390), (3980, 21051), (4678, 17910), (5970, 14034), (7017, 11940), (7164, 11695), (8955, 9356)]