121540720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11423}}^1$

素因数の和:11462

約数の個数: 80

約数和(自身を含む): 339978240

約数和(自身を除く): 218437520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 11423, 22846, 45692, 57115, 79961, 91384, 114230, 159922, 182768, 217037, 228460, 319844, 399805, 434074, 456920, 639688, 799610, 868148, 913840, 1085185, 1279376, 1519259, 1599220, 1736296, 2170370, 3038518, 3198440, 3472592, 4340740, 6077036, 6396880, 7596295, 8681480, 12154072, 15192590, 17362960, 24308144, 30385180, 60770360, 121540720]

約数ペア:

[(1, 121540720), (2, 60770360), (4, 30385180), (5, 24308144), (7, 17362960), (8, 15192590), (10, 12154072), (14, 8681480), (16, 7596295), (19, 6396880), (20, 6077036), (28, 4340740), (35, 3472592), (38, 3198440), (40, 3038518), (56, 2170370), (70, 1736296), (76, 1599220), (80, 1519259), (95, 1279376), (112, 1085185), (133, 913840), (140, 868148), (152, 799610), (190, 639688), (266, 456920), (280, 434074), (304, 399805), (380, 319844), (532, 228460), (560, 217037), (665, 182768), (760, 159922), (1064, 114230), (1330, 91384), (1520, 79961), (2128, 57115), (2660, 45692), (5320, 22846), (10640, 11423)]