289758840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{9323}}^1$

素因数の和:9381

約数の個数: 128

約数和(自身を含む): 1020418560

約数和(自身を除く): 730659720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 56, 60, 70, 74, 84, 105, 111, 120, 140, 148, 168, 185, 210, 222, 259, 280, 296, 370, 420, 444, 518, 555, 740, 777, 840, 888, 1036, 1110, 1295, 1480, 1554, 2072, 2220, 2590, 3108, 3885, 4440, 5180, 6216, 7770, 9323, 10360, 15540, 18646, 27969, 31080, 37292, 46615, 55938, 65261, 74584, 93230, 111876, 130522, 139845, 186460, 195783, 223752, 261044, 279690, 326305, 344951, 372920, 391566, 522088, 559380, 652610, 689902, 783132, 978915, 1034853, 1118760, 1305220, 1379804, 1566264, 1724755, 1957830, 2069706, 2414657, 2610440, 2759608, 3449510, 3915660, 4139412, 4829314, 5174265, 6899020, 7243971, 7831320, 8278824, 9658628, 10348530, 12073285, 13798040, 14487942, 19317256, 20697060, 24146570, 28975884, 36219855, 41394120, 48293140, 57951768, 72439710, 96586280, 144879420, 289758840]

約数ペア:

[(1, 289758840), (2, 144879420), (3, 96586280), (4, 72439710), (5, 57951768), (6, 48293140), (7, 41394120), (8, 36219855), (10, 28975884), (12, 24146570), (14, 20697060), (15, 19317256), (20, 14487942), (21, 13798040), (24, 12073285), (28, 10348530), (30, 9658628), (35, 8278824), (37, 7831320), (40, 7243971), (42, 6899020), (56, 5174265), (60, 4829314), (70, 4139412), (74, 3915660), (84, 3449510), (105, 2759608), (111, 2610440), (120, 2414657), (140, 2069706), (148, 1957830), (168, 1724755), (185, 1566264), (210, 1379804), (222, 1305220), (259, 1118760), (280, 1034853), (296, 978915), (370, 783132), (420, 689902), (444, 652610), (518, 559380), (555, 522088), (740, 391566), (777, 372920), (840, 344951), (888, 326305), (1036, 279690), (1110, 261044), (1295, 223752), (1480, 195783), (1554, 186460), (2072, 139845), (2220, 130522), (2590, 111876), (3108, 93230), (3885, 74584), (4440, 65261), (5180, 55938), (6216, 46615), (7770, 37292), (9323, 31080), (10360, 27969), (15540, 18646)]