64280216

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1$

素因数の和:409

約数の個数: 128

約数和(自身を含む): 169344000

約数和(自身を除く): 105063784

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 23, 26, 28, 44, 46, 52, 56, 77, 88, 91, 92, 104, 143, 154, 161, 182, 184, 253, 286, 299, 308, 322, 349, 364, 506, 572, 598, 616, 644, 698, 728, 1001, 1012, 1144, 1196, 1288, 1396, 1771, 2002, 2024, 2093, 2392, 2443, 2792, 3289, 3542, 3839, 4004, 4186, 4537, 4886, 6578, 7084, 7678, 8008, 8027, 8372, 9074, 9772, 13156, 14168, 15356, 16054, 16744, 18148, 19544, 23023, 26312, 26873, 30712, 31759, 32108, 36296, 46046, 49907, 53746, 56189, 63518, 64216, 88297, 92092, 99814, 104351, 107492, 112378, 127036, 176594, 184184, 199628, 208702, 214984, 224756, 254072, 349349, 353188, 399256, 417404, 449512, 618079, 698698, 706376, 730457, 834808, 1147861, 1236158, 1397396, 1460914, 2295722, 2472316, 2794792, 2921828, 4591444, 4944632, 5843656, 8035027, 9182888, 16070054, 32140108, 64280216]

約数ペア:

[(1, 64280216), (2, 32140108), (4, 16070054), (7, 9182888), (8, 8035027), (11, 5843656), (13, 4944632), (14, 4591444), (22, 2921828), (23, 2794792), (26, 2472316), (28, 2295722), (44, 1460914), (46, 1397396), (52, 1236158), (56, 1147861), (77, 834808), (88, 730457), (91, 706376), (92, 698698), (104, 618079), (143, 449512), (154, 417404), (161, 399256), (182, 353188), (184, 349349), (253, 254072), (286, 224756), (299, 214984), (308, 208702), (322, 199628), (349, 184184), (364, 176594), (506, 127036), (572, 112378), (598, 107492), (616, 104351), (644, 99814), (698, 92092), (728, 88297), (1001, 64216), (1012, 63518), (1144, 56189), (1196, 53746), (1288, 49907), (1396, 46046), (1771, 36296), (2002, 32108), (2024, 31759), (2093, 30712), (2392, 26873), (2443, 26312), (2792, 23023), (3289, 19544), (3542, 18148), (3839, 16744), (4004, 16054), (4186, 15356), (4537, 14168), (4886, 13156), (6578, 9772), (7084, 9074), (7678, 8372), (8008, 8027)]