55168120

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{4021}}^1$

素因数の和:4053

約数の個数: 64

約数和(自身を含む): 144792000

約数和(自身を除く): 89623880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 4021, 6860, 8042, 13720, 16084, 20105, 28147, 32168, 40210, 56294, 80420, 112588, 140735, 160840, 197029, 225176, 281470, 394058, 562940, 788116, 985145, 1125880, 1379203, 1576232, 1970290, 2758406, 3940580, 5516812, 6896015, 7881160, 11033624, 13792030, 27584060, 55168120]

約数ペア:

[(1, 55168120), (2, 27584060), (4, 13792030), (5, 11033624), (7, 7881160), (8, 6896015), (10, 5516812), (14, 3940580), (20, 2758406), (28, 1970290), (35, 1576232), (40, 1379203), (49, 1125880), (56, 985145), (70, 788116), (98, 562940), (140, 394058), (196, 281470), (245, 225176), (280, 197029), (343, 160840), (392, 140735), (490, 112588), (686, 80420), (980, 56294), (1372, 40210), (1715, 32168), (1960, 28147), (2744, 20105), (3430, 16084), (4021, 13720), (6860, 8042)]