203874440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1789}}^1$

素因数の和:1855

約数の個数: 128

約数和(自身を含む): 587692800

約数和(自身を除く): 383818360

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 37, 40, 44, 55, 56, 70, 74, 77, 88, 110, 140, 148, 154, 185, 220, 259, 280, 296, 308, 370, 385, 407, 440, 518, 616, 740, 770, 814, 1036, 1295, 1480, 1540, 1628, 1789, 2035, 2072, 2590, 2849, 3080, 3256, 3578, 4070, 5180, 5698, 7156, 8140, 8945, 10360, 11396, 12523, 14245, 14312, 16280, 17890, 19679, 22792, 25046, 28490, 35780, 39358, 50092, 56980, 62615, 66193, 71560, 78716, 98395, 100184, 113960, 125230, 132386, 137753, 157432, 196790, 250460, 264772, 275506, 330965, 393580, 463351, 500920, 529544, 551012, 661930, 688765, 728123, 787160, 926702, 1102024, 1323860, 1377530, 1456246, 1853404, 2316755, 2647720, 2755060, 2912492, 3640615, 3706808, 4633510, 5096861, 5510120, 5824984, 7281230, 9267020, 10193722, 14562460, 18534040, 20387444, 25484305, 29124920, 40774888, 50968610, 101937220, 203874440]

約数ペア:

[(1, 203874440), (2, 101937220), (4, 50968610), (5, 40774888), (7, 29124920), (8, 25484305), (10, 20387444), (11, 18534040), (14, 14562460), (20, 10193722), (22, 9267020), (28, 7281230), (35, 5824984), (37, 5510120), (40, 5096861), (44, 4633510), (55, 3706808), (56, 3640615), (70, 2912492), (74, 2755060), (77, 2647720), (88, 2316755), (110, 1853404), (140, 1456246), (148, 1377530), (154, 1323860), (185, 1102024), (220, 926702), (259, 787160), (280, 728123), (296, 688765), (308, 661930), (370, 551012), (385, 529544), (407, 500920), (440, 463351), (518, 393580), (616, 330965), (740, 275506), (770, 264772), (814, 250460), (1036, 196790), (1295, 157432), (1480, 137753), (1540, 132386), (1628, 125230), (1789, 113960), (2035, 100184), (2072, 98395), (2590, 78716), (2849, 71560), (3080, 66193), (3256, 62615), (3578, 56980), (4070, 50092), (5180, 39358), (5698, 35780), (7156, 28490), (8140, 25046), (8945, 22792), (10360, 19679), (11396, 17890), (12523, 16280), (14245, 14312)]