155518160

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{409}}^1$

素因数の和:533

約数の個数: 120

約数和(自身を含む): 425988360

約数和(自身を除く): 270470200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 97, 98, 112, 140, 194, 196, 245, 280, 388, 392, 409, 485, 490, 560, 679, 776, 784, 818, 970, 980, 1358, 1552, 1636, 1940, 1960, 2045, 2716, 2863, 3272, 3395, 3880, 3920, 4090, 4753, 5432, 5726, 6544, 6790, 7760, 8180, 9506, 10864, 11452, 13580, 14315, 16360, 19012, 20041, 22904, 23765, 27160, 28630, 32720, 38024, 39673, 40082, 45808, 47530, 54320, 57260, 76048, 79346, 80164, 95060, 100205, 114520, 158692, 160328, 190120, 198365, 200410, 229040, 277711, 317384, 320656, 380240, 396730, 400820, 555422, 634768, 793460, 801640, 1110844, 1388555, 1586920, 1603280, 1943977, 2221688, 2777110, 3173840, 3887954, 4443376, 5554220, 7775908, 9719885, 11108440, 15551816, 19439770, 22216880, 31103632, 38879540, 77759080, 155518160]

約数ペア:

[(1, 155518160), (2, 77759080), (4, 38879540), (5, 31103632), (7, 22216880), (8, 19439770), (10, 15551816), (14, 11108440), (16, 9719885), (20, 7775908), (28, 5554220), (35, 4443376), (40, 3887954), (49, 3173840), (56, 2777110), (70, 2221688), (80, 1943977), (97, 1603280), (98, 1586920), (112, 1388555), (140, 1110844), (194, 801640), (196, 793460), (245, 634768), (280, 555422), (388, 400820), (392, 396730), (409, 380240), (485, 320656), (490, 317384), (560, 277711), (679, 229040), (776, 200410), (784, 198365), (818, 190120), (970, 160328), (980, 158692), (1358, 114520), (1552, 100205), (1636, 95060), (1940, 80164), (1960, 79346), (2045, 76048), (2716, 57260), (2863, 54320), (3272, 47530), (3395, 45808), (3880, 40082), (3920, 39673), (4090, 38024), (4753, 32720), (5432, 28630), (5726, 27160), (6544, 23765), (6790, 22904), (7760, 20041), (8180, 19012), (9506, 16360), (10864, 14315), (11452, 13580)]