218713160

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{1777}}^1$

素因数の和:1986

約数の個数: 64

約数和(自身を含む): 524225520

約数和(自身を除く): 305512360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 181, 340, 362, 680, 724, 905, 1448, 1777, 1810, 3077, 3554, 3620, 6154, 7108, 7240, 8885, 12308, 14216, 15385, 17770, 24616, 30209, 30770, 35540, 60418, 61540, 71080, 120836, 123080, 151045, 241672, 302090, 321637, 604180, 643274, 1208360, 1286548, 1608185, 2573096, 3216370, 5467829, 6432740, 10935658, 12865480, 21871316, 27339145, 43742632, 54678290, 109356580, 218713160]

約数ペア:

[(1, 218713160), (2, 109356580), (4, 54678290), (5, 43742632), (8, 27339145), (10, 21871316), (17, 12865480), (20, 10935658), (34, 6432740), (40, 5467829), (68, 3216370), (85, 2573096), (136, 1608185), (170, 1286548), (181, 1208360), (340, 643274), (362, 604180), (680, 321637), (724, 302090), (905, 241672), (1448, 151045), (1777, 123080), (1810, 120836), (3077, 71080), (3554, 61540), (3620, 60418), (6154, 35540), (7108, 30770), (7240, 30209), (8885, 24616), (12308, 17770), (14216, 15385)]