202021120

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{3221}}^1$

素因数の和:3256

約数の個数: 108

約数和(自身を含む): 563083164

約数和(自身を除く): 361062044

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1792, 1960, 2240, 3136, 3221, 3920, 4480, 6272, 6442, 7840, 8960, 12544, 12884, 15680, 16105, 22547, 25768, 31360, 32210, 45094, 51536, 62720, 64420, 90188, 103072, 112735, 128840, 157829, 180376, 206144, 225470, 257680, 315658, 360752, 412288, 450940, 515360, 631316, 721504, 789145, 824576, 901880, 1030720, 1262632, 1443008, 1578290, 1803760, 2061440, 2525264, 2886016, 3156580, 3607520, 4122880, 5050528, 5772032, 6313160, 7215040, 10101056, 12626320, 14430080, 20202112, 25252640, 28860160, 40404224, 50505280, 101010560, 202021120]

約数ペア:

[(1, 202021120), (2, 101010560), (4, 50505280), (5, 40404224), (7, 28860160), (8, 25252640), (10, 20202112), (14, 14430080), (16, 12626320), (20, 10101056), (28, 7215040), (32, 6313160), (35, 5772032), (40, 5050528), (49, 4122880), (56, 3607520), (64, 3156580), (70, 2886016), (80, 2525264), (98, 2061440), (112, 1803760), (128, 1578290), (140, 1443008), (160, 1262632), (196, 1030720), (224, 901880), (245, 824576), (256, 789145), (280, 721504), (320, 631316), (392, 515360), (448, 450940), (490, 412288), (560, 360752), (640, 315658), (784, 257680), (896, 225470), (980, 206144), (1120, 180376), (1280, 157829), (1568, 128840), (1792, 112735), (1960, 103072), (2240, 90188), (3136, 64420), (3221, 62720), (3920, 51536), (4480, 45094), (6272, 32210), (6442, 31360), (7840, 25768), (8960, 22547), (12544, 16105), (12884, 15680)]