203892920

素因数分解:

$2^3\times 5^1\times 7^4\times {\mathrm{11}}^1\times {\mathrm{193}}^1$

素因数の和:243

約数の個数: 160

約数和(自身を含む): 586865520

約数和(自身を除く): 382972600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 140, 154, 193, 196, 220, 245, 280, 308, 343, 385, 386, 392, 440, 490, 539, 616, 686, 770, 772, 965, 980, 1078, 1351, 1372, 1540, 1544, 1715, 1930, 1960, 2123, 2156, 2401, 2695, 2702, 2744, 3080, 3430, 3773, 3860, 4246, 4312, 4802, 5390, 5404, 6755, 6860, 7546, 7720, 8492, 9457, 9604, 10615, 10780, 10808, 12005, 13510, 13720, 14861, 15092, 16984, 18865, 18914, 19208, 21230, 21560, 24010, 26411, 27020, 29722, 30184, 37730, 37828, 42460, 47285, 48020, 52822, 54040, 59444, 66199, 74305, 75460, 75656, 84920, 94570, 96040, 104027, 105644, 118888, 132055, 132398, 148610, 150920, 189140, 208054, 211288, 264110, 264796, 297220, 330995, 378280, 416108, 463393, 520135, 528220, 529592, 594440, 661990, 728189, 832216, 926786, 1040270, 1056440, 1323980, 1456378, 1853572, 2080540, 2316965, 2647960, 2912756, 3640945, 3707144, 4161080, 4633930, 5097323, 5825512, 7281890, 9267860, 10194646, 14563780, 18535720, 20389292, 25486615, 29127560, 40778584, 50973230, 101946460, 203892920]

約数ペア:

[(1, 203892920), (2, 101946460), (4, 50973230), (5, 40778584), (7, 29127560), (8, 25486615), (10, 20389292), (11, 18535720), (14, 14563780), (20, 10194646), (22, 9267860), (28, 7281890), (35, 5825512), (40, 5097323), (44, 4633930), (49, 4161080), (55, 3707144), (56, 3640945), (70, 2912756), (77, 2647960), (88, 2316965), (98, 2080540), (110, 1853572), (140, 1456378), (154, 1323980), (193, 1056440), (196, 1040270), (220, 926786), (245, 832216), (280, 728189), (308, 661990), (343, 594440), (385, 529592), (386, 528220), (392, 520135), (440, 463393), (490, 416108), (539, 378280), (616, 330995), (686, 297220), (770, 264796), (772, 264110), (965, 211288), (980, 208054), (1078, 189140), (1351, 150920), (1372, 148610), (1540, 132398), (1544, 132055), (1715, 118888), (1930, 105644), (1960, 104027), (2123, 96040), (2156, 94570), (2401, 84920), (2695, 75656), (2702, 75460), (2744, 74305), (3080, 66199), (3430, 59444), (3773, 54040), (3860, 52822), (4246, 48020), (4312, 47285), (4802, 42460), (5390, 37828), (5404, 37730), (6755, 30184), (6860, 29722), (7546, 27020), (7720, 26411), (8492, 24010), (9457, 21560), (9604, 21230), (10615, 19208), (10780, 18914), (10808, 18865), (12005, 16984), (13510, 15092), (13720, 14861)]