155342220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{21397}}^1$

素因数の和:21431

約数の個数: 72

約数和(自身を含む): 478116912

約数和(自身を除く): 322774692

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 121, 132, 165, 220, 242, 330, 363, 484, 605, 660, 726, 1210, 1452, 1815, 2420, 3630, 7260, 21397, 42794, 64191, 85588, 106985, 128382, 213970, 235367, 256764, 320955, 427940, 470734, 641910, 706101, 941468, 1176835, 1283820, 1412202, 2353670, 2589037, 2824404, 3530505, 4707340, 5178074, 7061010, 7767111, 10356148, 12945185, 14122020, 15534222, 25890370, 31068444, 38835555, 51780740, 77671110, 155342220]

約数ペア:

[(1, 155342220), (2, 77671110), (3, 51780740), (4, 38835555), (5, 31068444), (6, 25890370), (10, 15534222), (11, 14122020), (12, 12945185), (15, 10356148), (20, 7767111), (22, 7061010), (30, 5178074), (33, 4707340), (44, 3530505), (55, 2824404), (60, 2589037), (66, 2353670), (110, 1412202), (121, 1283820), (132, 1176835), (165, 941468), (220, 706101), (242, 641910), (330, 470734), (363, 427940), (484, 320955), (605, 256764), (660, 235367), (726, 213970), (1210, 128382), (1452, 106985), (1815, 85588), (2420, 64191), (3630, 42794), (7260, 21397)]