188891520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{751}}^1$

素因数の和:904

約数の個数: 128

約数和(自身を含む): 607495680

約数和(自身を除く): 418604160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 131, 160, 192, 240, 262, 320, 384, 393, 480, 524, 640, 655, 751, 786, 960, 1048, 1310, 1502, 1572, 1920, 1965, 2096, 2253, 2620, 3004, 3144, 3755, 3930, 4192, 4506, 5240, 6008, 6288, 7510, 7860, 8384, 9012, 10480, 11265, 12016, 12576, 15020, 15720, 16768, 18024, 20960, 22530, 24032, 25152, 30040, 31440, 36048, 41920, 45060, 48064, 50304, 60080, 62880, 72096, 83840, 90120, 96128, 98381, 120160, 125760, 144192, 180240, 196762, 240320, 251520, 288384, 295143, 360480, 393524, 480640, 491905, 590286, 720960, 787048, 983810, 1180572, 1441920, 1475715, 1574096, 1967620, 2361144, 2951430, 3148192, 3935240, 4722288, 5902860, 6296384, 7870480, 9444576, 11805720, 12592768, 15740960, 18889152, 23611440, 31481920, 37778304, 47222880, 62963840, 94445760, 188891520]

約数ペア:

[(1, 188891520), (2, 94445760), (3, 62963840), (4, 47222880), (5, 37778304), (6, 31481920), (8, 23611440), (10, 18889152), (12, 15740960), (15, 12592768), (16, 11805720), (20, 9444576), (24, 7870480), (30, 6296384), (32, 5902860), (40, 4722288), (48, 3935240), (60, 3148192), (64, 2951430), (80, 2361144), (96, 1967620), (120, 1574096), (128, 1475715), (131, 1441920), (160, 1180572), (192, 983810), (240, 787048), (262, 720960), (320, 590286), (384, 491905), (393, 480640), (480, 393524), (524, 360480), (640, 295143), (655, 288384), (751, 251520), (786, 240320), (960, 196762), (1048, 180240), (1310, 144192), (1502, 125760), (1572, 120160), (1920, 98381), (1965, 96128), (2096, 90120), (2253, 83840), (2620, 72096), (3004, 62880), (3144, 60080), (3755, 50304), (3930, 48064), (4192, 45060), (4506, 41920), (5240, 36048), (6008, 31440), (6288, 30040), (7510, 25152), (7860, 24032), (8384, 22530), (9012, 20960), (10480, 18024), (11265, 16768), (12016, 15720), (12576, 15020)]