212017120

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{27043}}^1$

素因数の和:27072

約数の個数: 72

約数和(自身を含む): 582690024

約数和(自身を除く): 370672904

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 27043, 54086, 108172, 135215, 189301, 216344, 270430, 378602, 432688, 540860, 757204, 865376, 946505, 1081720, 1325107, 1514408, 1893010, 2163440, 2650214, 3028816, 3786020, 4326880, 5300428, 6057632, 6625535, 7572040, 10600856, 13251070, 15144080, 21201712, 26502140, 30288160, 42403424, 53004280, 106008560, 212017120]

約数ペア:

[(1, 212017120), (2, 106008560), (4, 53004280), (5, 42403424), (7, 30288160), (8, 26502140), (10, 21201712), (14, 15144080), (16, 13251070), (20, 10600856), (28, 7572040), (32, 6625535), (35, 6057632), (40, 5300428), (49, 4326880), (56, 3786020), (70, 3028816), (80, 2650214), (98, 2163440), (112, 1893010), (140, 1514408), (160, 1325107), (196, 1081720), (224, 946505), (245, 865376), (280, 757204), (392, 540860), (490, 432688), (560, 378602), (784, 270430), (980, 216344), (1120, 189301), (1568, 135215), (1960, 108172), (3920, 54086), (7840, 27043)]