260470515

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{499}}^1$

素因数の和:636

約数の個数: 64

約数和(自身を含む): 466560000

約数和(自身を除く): 206089485

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 89, 115, 255, 267, 345, 391, 445, 499, 1173, 1335, 1497, 1513, 1955, 2047, 2495, 4539, 5865, 6141, 7485, 7565, 8483, 10235, 11477, 22695, 25449, 30705, 34431, 34799, 42415, 44411, 57385, 104397, 127245, 133233, 172155, 173995, 195109, 222055, 521985, 585327, 666165, 754987, 975545, 1021453, 2264961, 2926635, 3064359, 3774935, 5107265, 11324805, 15321795, 17364701, 52094103, 86823505, 260470515]

約数ペア:

[(1, 260470515), (3, 86823505), (5, 52094103), (15, 17364701), (17, 15321795), (23, 11324805), (51, 5107265), (69, 3774935), (85, 3064359), (89, 2926635), (115, 2264961), (255, 1021453), (267, 975545), (345, 754987), (391, 666165), (445, 585327), (499, 521985), (1173, 222055), (1335, 195109), (1497, 173995), (1513, 172155), (1955, 133233), (2047, 127245), (2495, 104397), (4539, 57385), (5865, 44411), (6141, 42415), (7485, 34799), (7565, 34431), (8483, 30705), (10235, 25449), (11477, 22695)]