1555001820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{787}}^1\times {\mathrm{3659}}^1$

素因数の和:4464

約数の個数: 96

約数和(自身を含む): 4845254400

約数和(自身を除く): 3290252580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 787, 1574, 2361, 3148, 3659, 3935, 4722, 7083, 7318, 7870, 9444, 10977, 11805, 14166, 14636, 15740, 18295, 21249, 21954, 23610, 28332, 32931, 35415, 36590, 42498, 43908, 47220, 54885, 65862, 70830, 73180, 84996, 98793, 106245, 109770, 131724, 141660, 164655, 197586, 212490, 219540, 329310, 395172, 424980, 493965, 658620, 987930, 1975860, 2879633, 5759266, 8638899, 11518532, 14398165, 17277798, 25916697, 28796330, 34555596, 43194495, 51833394, 57592660, 77750091, 86388990, 103666788, 129583485, 155500182, 172777980, 259166970, 311000364, 388750455, 518333940, 777500910, 1555001820]

約数ペア:

[(1, 1555001820), (2, 777500910), (3, 518333940), (4, 388750455), (5, 311000364), (6, 259166970), (9, 172777980), (10, 155500182), (12, 129583485), (15, 103666788), (18, 86388990), (20, 77750091), (27, 57592660), (30, 51833394), (36, 43194495), (45, 34555596), (54, 28796330), (60, 25916697), (90, 17277798), (108, 14398165), (135, 11518532), (180, 8638899), (270, 5759266), (540, 2879633), (787, 1975860), (1574, 987930), (2361, 658620), (3148, 493965), (3659, 424980), (3935, 395172), (4722, 329310), (7083, 219540), (7318, 212490), (7870, 197586), (9444, 164655), (10977, 141660), (11805, 131724), (14166, 109770), (14636, 106245), (15740, 98793), (18295, 84996), (21249, 73180), (21954, 70830), (23610, 65862), (28332, 54885), (32931, 47220), (35415, 43908), (36590, 42498)]