66731220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11959}}^1$

素因数の和:12005

約数の個数: 72

約数和(自身を含む): 208965120

約数和(自身を除く): 142233900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 11959, 23918, 35877, 47836, 59795, 71754, 107631, 119590, 143508, 179385, 215262, 239180, 358770, 370729, 430524, 538155, 717540, 741458, 1076310, 1112187, 1482916, 1853645, 2152620, 2224374, 3336561, 3707290, 4448748, 5560935, 6673122, 7414580, 11121870, 13346244, 16682805, 22243740, 33365610, 66731220]

約数ペア:

[(1, 66731220), (2, 33365610), (3, 22243740), (4, 16682805), (5, 13346244), (6, 11121870), (9, 7414580), (10, 6673122), (12, 5560935), (15, 4448748), (18, 3707290), (20, 3336561), (30, 2224374), (31, 2152620), (36, 1853645), (45, 1482916), (60, 1112187), (62, 1076310), (90, 741458), (93, 717540), (124, 538155), (155, 430524), (180, 370729), (186, 358770), (279, 239180), (310, 215262), (372, 179385), (465, 143508), (558, 119590), (620, 107631), (930, 71754), (1116, 59795), (1395, 47836), (1860, 35877), (2790, 23918), (5580, 11959)]