122641120

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{15643}}^1$

素因数の和:15672

約数の個数: 72

約数和(自身を含む): 337065624

約数和(自身を除く): 214424504

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, 15643, 31286, 62572, 78215, 109501, 125144, 156430, 219002, 250288, 312860, 438004, 500576, 547505, 625720, 766507, 876008, 1095010, 1251440, 1533014, 1752016, 2190020, 2502880, 3066028, 3504032, 3832535, 4380040, 6132056, 7665070, 8760080, 12264112, 15330140, 17520160, 24528224, 30660280, 61320560, 122641120]

約数ペア:

[(1, 122641120), (2, 61320560), (4, 30660280), (5, 24528224), (7, 17520160), (8, 15330140), (10, 12264112), (14, 8760080), (16, 7665070), (20, 6132056), (28, 4380040), (32, 3832535), (35, 3504032), (40, 3066028), (49, 2502880), (56, 2190020), (70, 1752016), (80, 1533014), (98, 1251440), (112, 1095010), (140, 876008), (160, 766507), (196, 625720), (224, 547505), (245, 500576), (280, 438004), (392, 312860), (490, 250288), (560, 219002), (784, 156430), (980, 125144), (1120, 109501), (1568, 78215), (1960, 62572), (3920, 31286), (7840, 15643)]