204664890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{367}}^1\times {\mathrm{641}}^1$

素因数の和:1047

約数の個数: 64

約数和(自身を含む): 510312960

約数和(自身を除く): 305648070

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 367, 435, 641, 734, 870, 1101, 1282, 1835, 1923, 2202, 3205, 3670, 3846, 5505, 6410, 9615, 10643, 11010, 18589, 19230, 21286, 31929, 37178, 53215, 55767, 63858, 92945, 106430, 111534, 159645, 185890, 235247, 278835, 319290, 470494, 557670, 705741, 1176235, 1411482, 2352470, 3528705, 6822163, 7057410, 13644326, 20466489, 34110815, 40932978, 68221630, 102332445, 204664890]

約数ペア:

[(1, 204664890), (2, 102332445), (3, 68221630), (5, 40932978), (6, 34110815), (10, 20466489), (15, 13644326), (29, 7057410), (30, 6822163), (58, 3528705), (87, 2352470), (145, 1411482), (174, 1176235), (290, 705741), (367, 557670), (435, 470494), (641, 319290), (734, 278835), (870, 235247), (1101, 185890), (1282, 159645), (1835, 111534), (1923, 106430), (2202, 92945), (3205, 63858), (3670, 55767), (3846, 53215), (5505, 37178), (6410, 31929), (9615, 21286), (10643, 19230), (11010, 18589)]