639070920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{18301}}^1$

素因数の和:18415

約数の個数: 96

約数和(自身を含む): 2098507320

約数和(自身を除く): 1459436400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 97, 120, 180, 194, 291, 360, 388, 485, 582, 776, 873, 970, 1164, 1455, 1746, 1940, 2328, 2910, 3492, 3880, 4365, 5820, 6984, 8730, 11640, 17460, 18301, 34920, 36602, 54903, 73204, 91505, 109806, 146408, 164709, 183010, 219612, 274515, 329418, 366020, 439224, 549030, 658836, 732040, 823545, 1098060, 1317672, 1647090, 1775197, 2196120, 3294180, 3550394, 5325591, 6588360, 7100788, 8875985, 10651182, 14201576, 15976773, 17751970, 21302364, 26627955, 31953546, 35503940, 42604728, 53255910, 63907092, 71007880, 79883865, 106511820, 127814184, 159767730, 213023640, 319535460, 639070920]

約数ペア:

[(1, 639070920), (2, 319535460), (3, 213023640), (4, 159767730), (5, 127814184), (6, 106511820), (8, 79883865), (9, 71007880), (10, 63907092), (12, 53255910), (15, 42604728), (18, 35503940), (20, 31953546), (24, 26627955), (30, 21302364), (36, 17751970), (40, 15976773), (45, 14201576), (60, 10651182), (72, 8875985), (90, 7100788), (97, 6588360), (120, 5325591), (180, 3550394), (194, 3294180), (291, 2196120), (360, 1775197), (388, 1647090), (485, 1317672), (582, 1098060), (776, 823545), (873, 732040), (970, 658836), (1164, 549030), (1455, 439224), (1746, 366020), (1940, 329418), (2328, 274515), (2910, 219612), (3492, 183010), (3880, 164709), (4365, 146408), (5820, 109806), (6984, 91505), (8730, 73204), (11640, 54903), (17460, 36602), (18301, 34920)]