164131920

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{8443}}^1$

素因数の和:8471

約数の個数: 120

約数和(自身を含む): 571692576

約数和(自身を除く): 407560656

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1620, 1944, 2160, 2430, 3240, 3888, 4860, 6480, 8443, 9720, 16886, 19440, 25329, 33772, 42215, 50658, 67544, 75987, 84430, 101316, 126645, 135088, 151974, 168860, 202632, 227961, 253290, 303948, 337720, 379935, 405264, 455922, 506580, 607896, 675440, 683883, 759870, 911844, 1013160, 1139805, 1215792, 1367766, 1519740, 1823688, 2026320, 2051649, 2279610, 2735532, 3039480, 3419415, 3647376, 4103298, 4559220, 5471064, 6078960, 6838830, 8206596, 9118440, 10258245, 10942128, 13677660, 16413192, 18236880, 20516490, 27355320, 32826384, 41032980, 54710640, 82065960, 164131920]

約数ペア:

[(1, 164131920), (2, 82065960), (3, 54710640), (4, 41032980), (5, 32826384), (6, 27355320), (8, 20516490), (9, 18236880), (10, 16413192), (12, 13677660), (15, 10942128), (16, 10258245), (18, 9118440), (20, 8206596), (24, 6838830), (27, 6078960), (30, 5471064), (36, 4559220), (40, 4103298), (45, 3647376), (48, 3419415), (54, 3039480), (60, 2735532), (72, 2279610), (80, 2051649), (81, 2026320), (90, 1823688), (108, 1519740), (120, 1367766), (135, 1215792), (144, 1139805), (162, 1013160), (180, 911844), (216, 759870), (240, 683883), (243, 675440), (270, 607896), (324, 506580), (360, 455922), (405, 405264), (432, 379935), (486, 337720), (540, 303948), (648, 253290), (720, 227961), (810, 202632), (972, 168860), (1080, 151974), (1215, 135088), (1296, 126645), (1620, 101316), (1944, 84430), (2160, 75987), (2430, 67544), (3240, 50658), (3888, 42215), (4860, 33772), (6480, 25329), (8443, 19440), (9720, 16886)]