231021340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:439

約数の個数: 96

約数和(自身を含む): 550888128

約数和(自身を除く): 319866788

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 101, 110, 148, 185, 202, 220, 281, 370, 404, 407, 505, 562, 740, 814, 1010, 1111, 1124, 1405, 1628, 2020, 2035, 2222, 2810, 3091, 3737, 4070, 4444, 5555, 5620, 6182, 7474, 8140, 10397, 11110, 12364, 14948, 15455, 18685, 20794, 22220, 28381, 30910, 37370, 41107, 41588, 51985, 56762, 61820, 74740, 82214, 103970, 113524, 114367, 141905, 164428, 205535, 207940, 228734, 283810, 312191, 411070, 457468, 567620, 571835, 624382, 822140, 1050097, 1143670, 1248764, 1560955, 2100194, 2287340, 3121910, 4200388, 5250485, 6243820, 10500970, 11551067, 21001940, 23102134, 46204268, 57755335, 115510670, 231021340]

約数ペア:

[(1, 231021340), (2, 115510670), (4, 57755335), (5, 46204268), (10, 23102134), (11, 21001940), (20, 11551067), (22, 10500970), (37, 6243820), (44, 5250485), (55, 4200388), (74, 3121910), (101, 2287340), (110, 2100194), (148, 1560955), (185, 1248764), (202, 1143670), (220, 1050097), (281, 822140), (370, 624382), (404, 571835), (407, 567620), (505, 457468), (562, 411070), (740, 312191), (814, 283810), (1010, 228734), (1111, 207940), (1124, 205535), (1405, 164428), (1628, 141905), (2020, 114367), (2035, 113524), (2222, 103970), (2810, 82214), (3091, 74740), (3737, 61820), (4070, 56762), (4444, 51985), (5555, 41588), (5620, 41107), (6182, 37370), (7474, 30910), (8140, 28381), (10397, 22220), (11110, 20794), (12364, 18685), (14948, 15455)]