131844720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{78479}}^1$

素因数の和:78502

約数の個数: 80

約数和(自身を含む): 467112960

約数和(自身を除く): 335268240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 78479, 156958, 235437, 313916, 392395, 470874, 549353, 627832, 784790, 941748, 1098706, 1177185, 1255664, 1569580, 1648059, 1883496, 2197412, 2354370, 2746765, 3139160, 3296118, 3766992, 4394824, 4708740, 5493530, 6278320, 6592236, 8240295, 8789648, 9417480, 10987060, 13184472, 16480590, 18834960, 21974120, 26368944, 32961180, 43948240, 65922360, 131844720]

約数ペア:

[(1, 131844720), (2, 65922360), (3, 43948240), (4, 32961180), (5, 26368944), (6, 21974120), (7, 18834960), (8, 16480590), (10, 13184472), (12, 10987060), (14, 9417480), (15, 8789648), (16, 8240295), (20, 6592236), (21, 6278320), (24, 5493530), (28, 4708740), (30, 4394824), (35, 3766992), (40, 3296118), (42, 3139160), (48, 2746765), (56, 2354370), (60, 2197412), (70, 1883496), (80, 1648059), (84, 1569580), (105, 1255664), (112, 1177185), (120, 1098706), (140, 941748), (168, 784790), (210, 627832), (240, 549353), (280, 470874), (336, 392395), (420, 313916), (560, 235437), (840, 156958), (1680, 78479)]