215993880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{599983}}^1$

素因数の和:600000

約数の個数: 48

約数和(自身を含む): 701981280

約数和(自身を除く): 485987400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 599983, 1199966, 1799949, 2399932, 2999915, 3599898, 4799864, 5399847, 5999830, 7199796, 8999745, 10799694, 11999660, 14399592, 17999490, 21599388, 23999320, 26999235, 35998980, 43198776, 53998470, 71997960, 107996940, 215993880]

約数ペア:

[(1, 215993880), (2, 107996940), (3, 71997960), (4, 53998470), (5, 43198776), (6, 35998980), (8, 26999235), (9, 23999320), (10, 21599388), (12, 17999490), (15, 14399592), (18, 11999660), (20, 10799694), (24, 8999745), (30, 7199796), (36, 5999830), (40, 5399847), (45, 4799864), (60, 3599898), (72, 2999915), (90, 2399932), (120, 1799949), (180, 1199966), (360, 599983)]