143853220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{229}}^1\times {\mathrm{641}}^1$

素因数の和:893

約数の個数: 72

約数和(自身を含む): 353498040

約数和(自身を除く): 209644820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 229, 245, 458, 490, 641, 916, 980, 1145, 1282, 1603, 2290, 2564, 3205, 3206, 4487, 4580, 6410, 6412, 8015, 8974, 11221, 12820, 16030, 17948, 22435, 22442, 31409, 32060, 44870, 44884, 56105, 62818, 89740, 112210, 125636, 146789, 157045, 224420, 293578, 314090, 587156, 628180, 733945, 1027523, 1467890, 2055046, 2935780, 4110092, 5137615, 7192661, 10275230, 14385322, 20550460, 28770644, 35963305, 71926610, 143853220]

約数ペア:

[(1, 143853220), (2, 71926610), (4, 35963305), (5, 28770644), (7, 20550460), (10, 14385322), (14, 10275230), (20, 7192661), (28, 5137615), (35, 4110092), (49, 2935780), (70, 2055046), (98, 1467890), (140, 1027523), (196, 733945), (229, 628180), (245, 587156), (458, 314090), (490, 293578), (641, 224420), (916, 157045), (980, 146789), (1145, 125636), (1282, 112210), (1603, 89740), (2290, 62818), (2564, 56105), (3205, 44884), (3206, 44870), (4487, 32060), (4580, 31409), (6410, 22442), (6412, 22435), (8015, 17948), (8974, 16030), (11221, 12820)]