21908672640

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{422621}}^1$

素因数の和:422652

約数の個数: 160

約数和(自身を含む): 78240010860

約数和(自身を除く): 56331338220

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, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 640, 648, 720, 810, 864, 960, 1080, 1152, 1296, 1440, 1620, 1728, 1920, 2160, 2592, 2880, 3240, 3456, 4320, 5184, 5760, 6480, 8640, 10368, 12960, 17280, 25920, 51840, 422621, 845242, 1267863, 1690484, 2113105, 2535726, 3380968, 3803589, 4226210, 5071452, 6339315, 6761936, 7607178, 8452420, 10142904, 11410767, 12678630, 13523872, 15214356, 16904840, 19017945, 20285808, 22821534, 25357260, 27047744, 30428712, 33809680, 34232301, 38035890, 40571616, 45643068, 50714520, 54095488, 57053835, 60857424, 67619360, 68464602, 76071780, 81143232, 91286136, 101429040, 114107670, 121714848, 135238720, 136929204, 152143560, 162286464, 171161505, 182572272, 202858080, 228215340, 243429696, 270477440, 273858408, 304287120, 342323010, 365144544, 405716160, 456430680, 486859392, 547716816, 608574240, 684646020, 730289088, 811432320, 912861360, 1095433632, 1217148480, 1369292040, 1460578176, 1825722720, 2190867264, 2434296960, 2738584080, 3651445440, 4381734528, 5477168160, 7302890880, 10954336320, 21908672640]

約数ペア:

[(1, 21908672640), (2, 10954336320), (3, 7302890880), (4, 5477168160), (5, 4381734528), (6, 3651445440), (8, 2738584080), (9, 2434296960), (10, 2190867264), (12, 1825722720), (15, 1460578176), (16, 1369292040), (18, 1217148480), (20, 1095433632), (24, 912861360), (27, 811432320), (30, 730289088), (32, 684646020), (36, 608574240), (40, 547716816), (45, 486859392), (48, 456430680), (54, 405716160), (60, 365144544), (64, 342323010), (72, 304287120), (80, 273858408), (81, 270477440), (90, 243429696), (96, 228215340), (108, 202858080), (120, 182572272), (128, 171161505), (135, 162286464), (144, 152143560), (160, 136929204), (162, 135238720), (180, 121714848), (192, 114107670), (216, 101429040), (240, 91286136), (270, 81143232), (288, 76071780), (320, 68464602), (324, 67619360), (360, 60857424), (384, 57053835), (405, 54095488), (432, 50714520), (480, 45643068), (540, 40571616), (576, 38035890), (640, 34232301), (648, 33809680), (720, 30428712), (810, 27047744), (864, 25357260), (960, 22821534), (1080, 20285808), (1152, 19017945), (1296, 16904840), (1440, 15214356), (1620, 13523872), (1728, 12678630), (1920, 11410767), (2160, 10142904), (2592, 8452420), (2880, 7607178), (3240, 6761936), (3456, 6339315), (4320, 5071452), (5184, 4226210), (5760, 3803589), (6480, 3380968), (8640, 2535726), (10368, 2113105), (12960, 1690484), (17280, 1267863), (25920, 845242), (51840, 422621)]