20839937280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{81001}}^1$

素因数の和:81092

約数の個数: 144

約数和(自身を含む): 67551779904

約数和(自身を除く): 46711842624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 67, 80, 96, 120, 128, 134, 160, 192, 201, 240, 256, 268, 320, 335, 384, 402, 480, 536, 640, 670, 768, 804, 960, 1005, 1072, 1280, 1340, 1608, 1920, 2010, 2144, 2680, 3216, 3840, 4020, 4288, 5360, 6432, 8040, 8576, 10720, 12864, 16080, 17152, 21440, 25728, 32160, 42880, 51456, 64320, 81001, 85760, 128640, 162002, 243003, 257280, 324004, 405005, 486006, 648008, 810010, 972012, 1215015, 1296016, 1620020, 1944024, 2430030, 2592032, 3240040, 3888048, 4860060, 5184064, 5427067, 6480080, 7776096, 9720120, 10368128, 10854134, 12960160, 15552192, 16281201, 19440240, 20736256, 21708268, 25920320, 27135335, 31104384, 32562402, 38880480, 43416536, 51840640, 54270670, 62208768, 65124804, 77760960, 81406005, 86833072, 103681280, 108541340, 130249608, 155521920, 162812010, 173666144, 217082680, 260499216, 311043840, 325624020, 347332288, 434165360, 520998432, 651248040, 694664576, 868330720, 1041996864, 1302496080, 1389329152, 1736661440, 2083993728, 2604992160, 3473322880, 4167987456, 5209984320, 6946645760, 10419968640, 20839937280]

約数ペア:

[(1, 20839937280), (2, 10419968640), (3, 6946645760), (4, 5209984320), (5, 4167987456), (6, 3473322880), (8, 2604992160), (10, 2083993728), (12, 1736661440), (15, 1389329152), (16, 1302496080), (20, 1041996864), (24, 868330720), (30, 694664576), (32, 651248040), (40, 520998432), (48, 434165360), (60, 347332288), (64, 325624020), (67, 311043840), (80, 260499216), (96, 217082680), (120, 173666144), (128, 162812010), (134, 155521920), (160, 130249608), (192, 108541340), (201, 103681280), (240, 86833072), (256, 81406005), (268, 77760960), (320, 65124804), (335, 62208768), (384, 54270670), (402, 51840640), (480, 43416536), (536, 38880480), (640, 32562402), (670, 31104384), (768, 27135335), (804, 25920320), (960, 21708268), (1005, 20736256), (1072, 19440240), (1280, 16281201), (1340, 15552192), (1608, 12960160), (1920, 10854134), (2010, 10368128), (2144, 9720120), (2680, 7776096), (3216, 6480080), (3840, 5427067), (4020, 5184064), (4288, 4860060), (5360, 3888048), (6432, 3240040), (8040, 2592032), (8576, 2430030), (10720, 1944024), (12864, 1620020), (16080, 1296016), (17152, 1215015), (21440, 972012), (25728, 810010), (32160, 648008), (42880, 486006), (51456, 405005), (64320, 324004), (81001, 257280), (85760, 243003), (128640, 162002)]