245137320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{643}}^1$

素因数の和:1016

約数の個数: 128

約数和(自身を含む): 820713600

約数和(自身を除く): 575576280

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, 90, 108, 120, 135, 180, 216, 270, 353, 360, 540, 643, 706, 1059, 1080, 1286, 1412, 1765, 1929, 2118, 2572, 2824, 3177, 3215, 3530, 3858, 4236, 5144, 5295, 5787, 6354, 6430, 7060, 7716, 8472, 9531, 9645, 10590, 11574, 12708, 12860, 14120, 15432, 15885, 17361, 19062, 19290, 21180, 23148, 25416, 25720, 28935, 31770, 34722, 38124, 38580, 42360, 46296, 47655, 57870, 63540, 69444, 76248, 77160, 86805, 95310, 115740, 127080, 138888, 173610, 190620, 226979, 231480, 347220, 381240, 453958, 680937, 694440, 907916, 1134895, 1361874, 1815832, 2042811, 2269790, 2723748, 3404685, 4085622, 4539580, 5447496, 6128433, 6809370, 8171244, 9079160, 10214055, 12256866, 13618740, 16342488, 20428110, 24513732, 27237480, 30642165, 40856220, 49027464, 61284330, 81712440, 122568660, 245137320]

約数ペア:

[(1, 245137320), (2, 122568660), (3, 81712440), (4, 61284330), (5, 49027464), (6, 40856220), (8, 30642165), (9, 27237480), (10, 24513732), (12, 20428110), (15, 16342488), (18, 13618740), (20, 12256866), (24, 10214055), (27, 9079160), (30, 8171244), (36, 6809370), (40, 6128433), (45, 5447496), (54, 4539580), (60, 4085622), (72, 3404685), (90, 2723748), (108, 2269790), (120, 2042811), (135, 1815832), (180, 1361874), (216, 1134895), (270, 907916), (353, 694440), (360, 680937), (540, 453958), (643, 381240), (706, 347220), (1059, 231480), (1080, 226979), (1286, 190620), (1412, 173610), (1765, 138888), (1929, 127080), (2118, 115740), (2572, 95310), (2824, 86805), (3177, 77160), (3215, 76248), (3530, 69444), (3858, 63540), (4236, 57870), (5144, 47655), (5295, 46296), (5787, 42360), (6354, 38580), (6430, 38124), (7060, 34722), (7716, 31770), (8472, 28935), (9531, 25720), (9645, 25416), (10590, 23148), (11574, 21180), (12708, 19290), (12860, 19062), (14120, 17361), (15432, 15885)]