128052180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{617}}^1\times {\mathrm{1153}}^1$

素因数の和:1785

約数の個数: 72

約数和(自身を含む): 389391912

約数和(自身を除く): 261339732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 617, 1153, 1234, 1851, 2306, 2468, 3085, 3459, 3702, 4612, 5553, 5765, 6170, 6918, 7404, 9255, 10377, 11106, 11530, 12340, 13836, 17295, 18510, 20754, 22212, 23060, 27765, 34590, 37020, 41508, 51885, 55530, 69180, 103770, 111060, 207540, 711401, 1422802, 2134203, 2845604, 3557005, 4268406, 6402609, 7114010, 8536812, 10671015, 12805218, 14228020, 21342030, 25610436, 32013045, 42684060, 64026090, 128052180]

約数ペア:

[(1, 128052180), (2, 64026090), (3, 42684060), (4, 32013045), (5, 25610436), (6, 21342030), (9, 14228020), (10, 12805218), (12, 10671015), (15, 8536812), (18, 7114010), (20, 6402609), (30, 4268406), (36, 3557005), (45, 2845604), (60, 2134203), (90, 1422802), (180, 711401), (617, 207540), (1153, 111060), (1234, 103770), (1851, 69180), (2306, 55530), (2468, 51885), (3085, 41508), (3459, 37020), (3702, 34590), (4612, 27765), (5553, 23060), (5765, 22212), (6170, 20754), (6918, 18510), (7404, 17295), (9255, 13836), (10377, 12340), (11106, 11530)]