203770160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:351

約数の個数: 160

約数和(自身を含む): 559732032

約数和(自身を除く): 355961872

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 53, 55, 68, 80, 85, 88, 106, 110, 136, 170, 176, 187, 212, 220, 257, 265, 272, 340, 374, 424, 440, 514, 530, 583, 680, 748, 848, 880, 901, 935, 1028, 1060, 1166, 1285, 1360, 1496, 1802, 1870, 2056, 2120, 2332, 2570, 2827, 2915, 2992, 3604, 3740, 4112, 4240, 4369, 4505, 4664, 5140, 5654, 5830, 7208, 7480, 8738, 9010, 9328, 9911, 10280, 11308, 11660, 13621, 14135, 14416, 14960, 17476, 18020, 19822, 20560, 21845, 22616, 23320, 27242, 28270, 34952, 36040, 39644, 43690, 45232, 46640, 48059, 49555, 54484, 56540, 68105, 69904, 72080, 79288, 87380, 96118, 99110, 108968, 113080, 136210, 149831, 158576, 174760, 192236, 198220, 217936, 226160, 231557, 240295, 272420, 299662, 349520, 384472, 396440, 463114, 480590, 544840, 599324, 749155, 768944, 792880, 926228, 961180, 1089680, 1157785, 1198648, 1498310, 1852456, 1922360, 2315570, 2397296, 2547127, 2996620, 3704912, 3844720, 4631140, 5094254, 5993240, 9262280, 10188508, 11986480, 12735635, 18524560, 20377016, 25471270, 40754032, 50942540, 101885080, 203770160]

約数ペア:

[(1, 203770160), (2, 101885080), (4, 50942540), (5, 40754032), (8, 25471270), (10, 20377016), (11, 18524560), (16, 12735635), (17, 11986480), (20, 10188508), (22, 9262280), (34, 5993240), (40, 5094254), (44, 4631140), (53, 3844720), (55, 3704912), (68, 2996620), (80, 2547127), (85, 2397296), (88, 2315570), (106, 1922360), (110, 1852456), (136, 1498310), (170, 1198648), (176, 1157785), (187, 1089680), (212, 961180), (220, 926228), (257, 792880), (265, 768944), (272, 749155), (340, 599324), (374, 544840), (424, 480590), (440, 463114), (514, 396440), (530, 384472), (583, 349520), (680, 299662), (748, 272420), (848, 240295), (880, 231557), (901, 226160), (935, 217936), (1028, 198220), (1060, 192236), (1166, 174760), (1285, 158576), (1360, 149831), (1496, 136210), (1802, 113080), (1870, 108968), (2056, 99110), (2120, 96118), (2332, 87380), (2570, 79288), (2827, 72080), (2915, 69904), (2992, 68105), (3604, 56540), (3740, 54484), (4112, 49555), (4240, 48059), (4369, 46640), (4505, 45232), (4664, 43690), (5140, 39644), (5654, 36040), (5830, 34952), (7208, 28270), (7480, 27242), (8738, 23320), (9010, 22616), (9328, 21845), (9911, 20560), (10280, 19822), (11308, 18020), (11660, 17476), (13621, 14960), (14135, 14416)]