180906440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31627}}^1$

素因数の和:31662

約数の個数: 64

約数和(自身を含む): 478215360

約数和(自身を除く): 297308920

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 31627, 63254, 126508, 158135, 253016, 316270, 347897, 411151, 632540, 695794, 822302, 1265080, 1391588, 1644604, 1739485, 2055755, 2783176, 3289208, 3478970, 4111510, 4522661, 6957940, 8223020, 9045322, 13915880, 16446040, 18090644, 22613305, 36181288, 45226610, 90453220, 180906440]

約数ペア:

[(1, 180906440), (2, 90453220), (4, 45226610), (5, 36181288), (8, 22613305), (10, 18090644), (11, 16446040), (13, 13915880), (20, 9045322), (22, 8223020), (26, 6957940), (40, 4522661), (44, 4111510), (52, 3478970), (55, 3289208), (65, 2783176), (88, 2055755), (104, 1739485), (110, 1644604), (130, 1391588), (143, 1265080), (220, 822302), (260, 695794), (286, 632540), (440, 411151), (520, 347897), (572, 316270), (715, 253016), (1144, 158135), (1430, 126508), (2860, 63254), (5720, 31627)]