285993540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{643}}^1$

素因数の和:1018

約数の個数: 144

約数和(自身を含む): 995799168

約数和(自身を除く): 709805628

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 353, 420, 630, 643, 706, 1059, 1260, 1286, 1412, 1765, 1929, 2118, 2471, 2572, 3177, 3215, 3530, 3858, 4236, 4501, 4942, 5295, 5787, 6354, 6430, 7060, 7413, 7716, 9002, 9645, 9884, 10590, 11574, 12355, 12708, 12860, 13503, 14826, 15885, 18004, 19290, 21180, 22239, 22505, 23148, 24710, 27006, 28935, 29652, 31770, 37065, 38580, 40509, 44478, 45010, 49420, 54012, 57870, 63540, 67515, 74130, 81018, 88956, 90020, 111195, 115740, 135030, 148260, 162036, 202545, 222390, 226979, 270060, 405090, 444780, 453958, 680937, 810180, 907916, 1134895, 1361874, 1588853, 2042811, 2269790, 2723748, 3177706, 3404685, 4085622, 4539580, 4766559, 6355412, 6809370, 7944265, 8171244, 9533118, 10214055, 13618740, 14299677, 15888530, 19066236, 20428110, 23832795, 28599354, 31777060, 40856220, 47665590, 57198708, 71498385, 95331180, 142996770, 285993540]

約数ペア:

[(1, 285993540), (2, 142996770), (3, 95331180), (4, 71498385), (5, 57198708), (6, 47665590), (7, 40856220), (9, 31777060), (10, 28599354), (12, 23832795), (14, 20428110), (15, 19066236), (18, 15888530), (20, 14299677), (21, 13618740), (28, 10214055), (30, 9533118), (35, 8171244), (36, 7944265), (42, 6809370), (45, 6355412), (60, 4766559), (63, 4539580), (70, 4085622), (84, 3404685), (90, 3177706), (105, 2723748), (126, 2269790), (140, 2042811), (180, 1588853), (210, 1361874), (252, 1134895), (315, 907916), (353, 810180), (420, 680937), (630, 453958), (643, 444780), (706, 405090), (1059, 270060), (1260, 226979), (1286, 222390), (1412, 202545), (1765, 162036), (1929, 148260), (2118, 135030), (2471, 115740), (2572, 111195), (3177, 90020), (3215, 88956), (3530, 81018), (3858, 74130), (4236, 67515), (4501, 63540), (4942, 57870), (5295, 54012), (5787, 49420), (6354, 45010), (6430, 44478), (7060, 40509), (7413, 38580), (7716, 37065), (9002, 31770), (9645, 29652), (9884, 28935), (10590, 27006), (11574, 24710), (12355, 23148), (12708, 22505), (12860, 22239), (13503, 21180), (14826, 19290), (15885, 18004)]