147210280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{1871}}^1$

素因数の和:2170

約数の個数: 64

約数和(自身を含む): 380090880

約数和(自身を除く): 232880600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 281, 562, 1124, 1405, 1871, 1967, 2248, 2810, 3742, 3934, 5620, 7484, 7868, 9355, 9835, 11240, 13097, 14968, 15736, 18710, 19670, 26194, 37420, 39340, 52388, 65485, 74840, 78680, 104776, 130970, 261940, 523880, 525751, 1051502, 2103004, 2628755, 3680257, 4206008, 5257510, 7360514, 10515020, 14721028, 18401285, 21030040, 29442056, 36802570, 73605140, 147210280]

約数ペア:

[(1, 147210280), (2, 73605140), (4, 36802570), (5, 29442056), (7, 21030040), (8, 18401285), (10, 14721028), (14, 10515020), (20, 7360514), (28, 5257510), (35, 4206008), (40, 3680257), (56, 2628755), (70, 2103004), (140, 1051502), (280, 525751), (281, 523880), (562, 261940), (1124, 130970), (1405, 104776), (1871, 78680), (1967, 74840), (2248, 65485), (2810, 52388), (3742, 39340), (3934, 37420), (5620, 26194), (7484, 19670), (7868, 18710), (9355, 15736), (9835, 14968), (11240, 13097)]