140968520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1237}}^1$

素因数の和:1303

約数の個数: 128

約数和(自身を含む): 406460160

約数和(自身を除く): 265491640

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, 1237, 1295, 1480, 1540, 1628, 2035, 2072, 2474, 2590, 2849, 3080, 3256, 4070, 4948, 5180, 5698, 6185, 8140, 8659, 9896, 10360, 11396, 12370, 13607, 14245, 16280, 17318, 22792, 24740, 27214, 28490, 34636, 43295, 45769, 49480, 54428, 56980, 68035, 69272, 86590, 91538, 95249, 108856, 113960, 136070, 173180, 183076, 190498, 228845, 272140, 320383, 346360, 366152, 380996, 457690, 476245, 503459, 544280, 640766, 761992, 915380, 952490, 1006918, 1281532, 1601915, 1830760, 1904980, 2013836, 2517295, 2563064, 3203830, 3524213, 3809960, 4027672, 5034590, 6407660, 7048426, 10069180, 12815320, 14096852, 17621065, 20138360, 28193704, 35242130, 70484260, 140968520]

約数ペア:

[(1, 140968520), (2, 70484260), (4, 35242130), (5, 28193704), (7, 20138360), (8, 17621065), (10, 14096852), (11, 12815320), (14, 10069180), (20, 7048426), (22, 6407660), (28, 5034590), (35, 4027672), (37, 3809960), (40, 3524213), (44, 3203830), (55, 2563064), (56, 2517295), (70, 2013836), (74, 1904980), (77, 1830760), (88, 1601915), (110, 1281532), (140, 1006918), (148, 952490), (154, 915380), (185, 761992), (220, 640766), (259, 544280), (280, 503459), (296, 476245), (308, 457690), (370, 380996), (385, 366152), (407, 346360), (440, 320383), (518, 272140), (616, 228845), (740, 190498), (770, 183076), (814, 173180), (1036, 136070), (1237, 113960), (1295, 108856), (1480, 95249), (1540, 91538), (1628, 86590), (2035, 69272), (2072, 68035), (2474, 56980), (2590, 54428), (2849, 49480), (3080, 45769), (3256, 43295), (4070, 34636), (4948, 28490), (5180, 27214), (5698, 24740), (6185, 22792), (8140, 17318), (8659, 16280), (9896, 14245), (10360, 13607), (11396, 12370)]