320898960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1609}}^1$

素因数の和:1905

約数の個数: 120

約数和(自身を含む): 1082248440

約数和(自身を除く): 761349480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 277, 360, 554, 720, 831, 1108, 1385, 1609, 1662, 2216, 2493, 2770, 3218, 3324, 4155, 4432, 4827, 4986, 5540, 6436, 6648, 8045, 8310, 9654, 9972, 11080, 12465, 12872, 13296, 14481, 16090, 16620, 19308, 19944, 22160, 24135, 24930, 25744, 28962, 32180, 33240, 38616, 39888, 48270, 49860, 57924, 64360, 66480, 72405, 77232, 96540, 99720, 115848, 128720, 144810, 193080, 199440, 231696, 289620, 386160, 445693, 579240, 891386, 1158480, 1337079, 1782772, 2228465, 2674158, 3565544, 4011237, 4456930, 5348316, 6685395, 7131088, 8022474, 8913860, 10696632, 13370790, 16044948, 17827720, 20056185, 21393264, 26741580, 32089896, 35655440, 40112370, 53483160, 64179792, 80224740, 106966320, 160449480, 320898960]

約数ペア:

[(1, 320898960), (2, 160449480), (3, 106966320), (4, 80224740), (5, 64179792), (6, 53483160), (8, 40112370), (9, 35655440), (10, 32089896), (12, 26741580), (15, 21393264), (16, 20056185), (18, 17827720), (20, 16044948), (24, 13370790), (30, 10696632), (36, 8913860), (40, 8022474), (45, 7131088), (48, 6685395), (60, 5348316), (72, 4456930), (80, 4011237), (90, 3565544), (120, 2674158), (144, 2228465), (180, 1782772), (240, 1337079), (277, 1158480), (360, 891386), (554, 579240), (720, 445693), (831, 386160), (1108, 289620), (1385, 231696), (1609, 199440), (1662, 193080), (2216, 144810), (2493, 128720), (2770, 115848), (3218, 99720), (3324, 96540), (4155, 77232), (4432, 72405), (4827, 66480), (4986, 64360), (5540, 57924), (6436, 49860), (6648, 48270), (8045, 39888), (8310, 38616), (9654, 33240), (9972, 32180), (11080, 28962), (12465, 25744), (12872, 24930), (13296, 24135), (14481, 22160), (16090, 19944), (16620, 19308)]