138671260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{5861}}^1$

素因数の和:5903

約数の個数: 72

約数和(自身を含む): 360442656

約数和(自身を除く): 221771396

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 1183, 1690, 1820, 2366, 3380, 4732, 5861, 5915, 11722, 11830, 23444, 23660, 29305, 41027, 58610, 76193, 82054, 117220, 152386, 164108, 205135, 304772, 380965, 410270, 533351, 761930, 820540, 990509, 1066702, 1523860, 1981018, 2133404, 2666755, 3962036, 4952545, 5333510, 6933563, 9905090, 10667020, 13867126, 19810180, 27734252, 34667815, 69335630, 138671260]

約数ペア:

[(1, 138671260), (2, 69335630), (4, 34667815), (5, 27734252), (7, 19810180), (10, 13867126), (13, 10667020), (14, 9905090), (20, 6933563), (26, 5333510), (28, 4952545), (35, 3962036), (52, 2666755), (65, 2133404), (70, 1981018), (91, 1523860), (130, 1066702), (140, 990509), (169, 820540), (182, 761930), (260, 533351), (338, 410270), (364, 380965), (455, 304772), (676, 205135), (845, 164108), (910, 152386), (1183, 117220), (1690, 82054), (1820, 76193), (2366, 58610), (3380, 41027), (4732, 29305), (5861, 23660), (5915, 23444), (11722, 11830)]