211431240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{30911}}^1$

素因数の和:30947

約数の個数: 96

約数和(自身を含む): 723340800

約数和(自身を除く): 511909560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 30911, 61822, 92733, 123644, 154555, 185466, 247288, 278199, 309110, 370932, 463665, 556398, 587309, 618220, 741864, 927330, 1112796, 1174618, 1236440, 1390995, 1761927, 1854660, 2225592, 2349236, 2781990, 2936545, 3523854, 3709320, 4698472, 5285781, 5563980, 5873090, 7047708, 8809635, 10571562, 11127960, 11746180, 14095416, 17619270, 21143124, 23492360, 26428905, 35238540, 42286248, 52857810, 70477080, 105715620, 211431240]

約数ペア:

[(1, 211431240), (2, 105715620), (3, 70477080), (4, 52857810), (5, 42286248), (6, 35238540), (8, 26428905), (9, 23492360), (10, 21143124), (12, 17619270), (15, 14095416), (18, 11746180), (19, 11127960), (20, 10571562), (24, 8809635), (30, 7047708), (36, 5873090), (38, 5563980), (40, 5285781), (45, 4698472), (57, 3709320), (60, 3523854), (72, 2936545), (76, 2781990), (90, 2349236), (95, 2225592), (114, 1854660), (120, 1761927), (152, 1390995), (171, 1236440), (180, 1174618), (190, 1112796), (228, 927330), (285, 741864), (342, 618220), (360, 587309), (380, 556398), (456, 463665), (570, 370932), (684, 309110), (760, 278199), (855, 247288), (1140, 185466), (1368, 154555), (1710, 123644), (2280, 92733), (3420, 61822), (6840, 30911)]