86867640

素因数分解:

$2^3\times 3^8\times 5^1\times {\mathrm{331}}^1$

素因数の和:366

約数の個数: 144

約数和(自身を含む): 294049080

約数和(自身を除く): 207181440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 331, 360, 405, 486, 540, 648, 662, 729, 810, 972, 993, 1080, 1215, 1324, 1458, 1620, 1655, 1944, 1986, 2187, 2430, 2648, 2916, 2979, 3240, 3310, 3645, 3972, 4374, 4860, 4965, 5832, 5958, 6561, 6620, 7290, 7944, 8748, 8937, 9720, 9930, 10935, 11916, 13122, 13240, 14580, 14895, 17496, 17874, 19860, 21870, 23832, 26244, 26811, 29160, 29790, 32805, 35748, 39720, 43740, 44685, 52488, 53622, 59580, 65610, 71496, 80433, 87480, 89370, 107244, 119160, 131220, 134055, 160866, 178740, 214488, 241299, 262440, 268110, 321732, 357480, 402165, 482598, 536220, 643464, 723897, 804330, 965196, 1072440, 1206495, 1447794, 1608660, 1930392, 2171691, 2412990, 2895588, 3217320, 3619485, 4343382, 4825980, 5791176, 7238970, 8686764, 9651960, 10858455, 14477940, 17373528, 21716910, 28955880, 43433820, 86867640]

約数ペア:

[(1, 86867640), (2, 43433820), (3, 28955880), (4, 21716910), (5, 17373528), (6, 14477940), (8, 10858455), (9, 9651960), (10, 8686764), (12, 7238970), (15, 5791176), (18, 4825980), (20, 4343382), (24, 3619485), (27, 3217320), (30, 2895588), (36, 2412990), (40, 2171691), (45, 1930392), (54, 1608660), (60, 1447794), (72, 1206495), (81, 1072440), (90, 965196), (108, 804330), (120, 723897), (135, 643464), (162, 536220), (180, 482598), (216, 402165), (243, 357480), (270, 321732), (324, 268110), (331, 262440), (360, 241299), (405, 214488), (486, 178740), (540, 160866), (648, 134055), (662, 131220), (729, 119160), (810, 107244), (972, 89370), (993, 87480), (1080, 80433), (1215, 71496), (1324, 65610), (1458, 59580), (1620, 53622), (1655, 52488), (1944, 44685), (1986, 43740), (2187, 39720), (2430, 35748), (2648, 32805), (2916, 29790), (2979, 29160), (3240, 26811), (3310, 26244), (3645, 23832), (3972, 21870), (4374, 19860), (4860, 17874), (4965, 17496), (5832, 14895), (5958, 14580), (6561, 13240), (6620, 13122), (7290, 11916), (7944, 10935), (8748, 9930), (8937, 9720)]