221304960

素因数分解:

$2^7\times 3^5\times 5^1\times {\mathrm{1423}}^1$

素因数の和:1457

約数の個数: 192

約数和(自身を含む): 793054080

約数和(自身を除く): 571749120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 540, 576, 640, 648, 720, 810, 864, 960, 972, 1080, 1152, 1215, 1296, 1423, 1440, 1620, 1728, 1920, 1944, 2160, 2430, 2592, 2846, 2880, 3240, 3456, 3888, 4269, 4320, 4860, 5184, 5692, 5760, 6480, 7115, 7776, 8538, 8640, 9720, 10368, 11384, 12807, 12960, 14230, 15552, 17076, 17280, 19440, 21345, 22768, 25614, 25920, 28460, 31104, 34152, 38421, 38880, 42690, 45536, 51228, 51840, 56920, 64035, 68304, 76842, 77760, 85380, 91072, 102456, 113840, 115263, 128070, 136608, 153684, 155520, 170760, 182144, 192105, 204912, 227680, 230526, 256140, 273216, 307368, 341520, 345789, 384210, 409824, 455360, 461052, 512280, 546432, 576315, 614736, 683040, 691578, 768420, 819648, 910720, 922104, 1024560, 1152630, 1229472, 1366080, 1383156, 1536840, 1639296, 1728945, 1844208, 2049120, 2305260, 2458944, 2732160, 2766312, 3073680, 3457890, 3688416, 4098240, 4610520, 4917888, 5532624, 6147360, 6915780, 7376832, 8196480, 9221040, 11065248, 12294720, 13831560, 14753664, 18442080, 22130496, 24589440, 27663120, 36884160, 44260992, 55326240, 73768320, 110652480, 221304960]

約数ペア:

[(1, 221304960), (2, 110652480), (3, 73768320), (4, 55326240), (5, 44260992), (6, 36884160), (8, 27663120), (9, 24589440), (10, 22130496), (12, 18442080), (15, 14753664), (16, 13831560), (18, 12294720), (20, 11065248), (24, 9221040), (27, 8196480), (30, 7376832), (32, 6915780), (36, 6147360), (40, 5532624), (45, 4917888), (48, 4610520), (54, 4098240), (60, 3688416), (64, 3457890), (72, 3073680), (80, 2766312), (81, 2732160), (90, 2458944), (96, 2305260), (108, 2049120), (120, 1844208), (128, 1728945), (135, 1639296), (144, 1536840), (160, 1383156), (162, 1366080), (180, 1229472), (192, 1152630), (216, 1024560), (240, 922104), (243, 910720), (270, 819648), (288, 768420), (320, 691578), (324, 683040), (360, 614736), (384, 576315), (405, 546432), (432, 512280), (480, 461052), (486, 455360), (540, 409824), (576, 384210), (640, 345789), (648, 341520), (720, 307368), (810, 273216), (864, 256140), (960, 230526), (972, 227680), (1080, 204912), (1152, 192105), (1215, 182144), (1296, 170760), (1423, 155520), (1440, 153684), (1620, 136608), (1728, 128070), (1920, 115263), (1944, 113840), (2160, 102456), (2430, 91072), (2592, 85380), (2846, 77760), (2880, 76842), (3240, 68304), (3456, 64035), (3888, 56920), (4269, 51840), (4320, 51228), (4860, 45536), (5184, 42690), (5692, 38880), (5760, 38421), (6480, 34152), (7115, 31104), (7776, 28460), (8538, 25920), (8640, 25614), (9720, 22768), (10368, 21345), (11384, 19440), (12807, 17280), (12960, 17076), (14230, 15552)]