195224820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{66403}}^1$

素因数の和:66429

約数の個数: 72

約数和(自身を含む): 635884704

約数和(自身を除く): 440659884

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 66403, 132806, 199209, 265612, 332015, 398418, 464821, 664030, 796836, 929642, 996045, 1328060, 1394463, 1859284, 1992090, 2324105, 2788926, 3253747, 3984180, 4648210, 5577852, 6507494, 6972315, 9296420, 9761241, 13014988, 13944630, 16268735, 19522482, 27889260, 32537470, 39044964, 48806205, 65074940, 97612410, 195224820]

約数ペア:

[(1, 195224820), (2, 97612410), (3, 65074940), (4, 48806205), (5, 39044964), (6, 32537470), (7, 27889260), (10, 19522482), (12, 16268735), (14, 13944630), (15, 13014988), (20, 9761241), (21, 9296420), (28, 6972315), (30, 6507494), (35, 5577852), (42, 4648210), (49, 3984180), (60, 3253747), (70, 2788926), (84, 2324105), (98, 1992090), (105, 1859284), (140, 1394463), (147, 1328060), (196, 996045), (210, 929642), (245, 796836), (294, 664030), (420, 464821), (490, 398418), (588, 332015), (735, 265612), (980, 199209), (1470, 132806), (2940, 66403)]