1809180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2$

素因数の和:80

約数の個数: 108

約数和(自身を含む): 6038760

約数和(自身を除く): 4229580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 30, 36, 38, 45, 46, 57, 60, 69, 76, 90, 92, 95, 114, 115, 138, 171, 180, 190, 207, 228, 230, 276, 285, 342, 345, 380, 414, 437, 460, 529, 570, 684, 690, 828, 855, 874, 1035, 1058, 1140, 1311, 1380, 1587, 1710, 1748, 2070, 2116, 2185, 2622, 2645, 3174, 3420, 3933, 4140, 4370, 4761, 5244, 5290, 6348, 6555, 7866, 7935, 8740, 9522, 10051, 10580, 13110, 15732, 15870, 19044, 19665, 20102, 23805, 26220, 30153, 31740, 39330, 40204, 47610, 50255, 60306, 78660, 90459, 95220, 100510, 120612, 150765, 180918, 201020, 301530, 361836, 452295, 603060, 904590, 1809180]

約数ペア:

[(1, 1809180), (2, 904590), (3, 603060), (4, 452295), (5, 361836), (6, 301530), (9, 201020), (10, 180918), (12, 150765), (15, 120612), (18, 100510), (19, 95220), (20, 90459), (23, 78660), (30, 60306), (36, 50255), (38, 47610), (45, 40204), (46, 39330), (57, 31740), (60, 30153), (69, 26220), (76, 23805), (90, 20102), (92, 19665), (95, 19044), (114, 15870), (115, 15732), (138, 13110), (171, 10580), (180, 10051), (190, 9522), (207, 8740), (228, 7935), (230, 7866), (276, 6555), (285, 6348), (342, 5290), (345, 5244), (380, 4761), (414, 4370), (437, 4140), (460, 3933), (529, 3420), (570, 3174), (684, 2645), (690, 2622), (828, 2185), (855, 2116), (874, 2070), (1035, 1748), (1058, 1710), (1140, 1587), (1311, 1380)]