291266160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{8731}}^1$

素因数の和:8886

約数の個数: 80

約数和(自身を含む): 909525120

約数和(自身を除く): 618258960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 139, 240, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2224, 2780, 3336, 4170, 5560, 6672, 8340, 8731, 11120, 16680, 17462, 26193, 33360, 34924, 43655, 52386, 69848, 87310, 104772, 130965, 139696, 174620, 209544, 261930, 349240, 419088, 523860, 698480, 1047720, 1213609, 2095440, 2427218, 3640827, 4854436, 6068045, 7281654, 9708872, 12136090, 14563308, 18204135, 19417744, 24272180, 29126616, 36408270, 48544360, 58253232, 72816540, 97088720, 145633080, 291266160]

約数ペア:

[(1, 291266160), (2, 145633080), (3, 97088720), (4, 72816540), (5, 58253232), (6, 48544360), (8, 36408270), (10, 29126616), (12, 24272180), (15, 19417744), (16, 18204135), (20, 14563308), (24, 12136090), (30, 9708872), (40, 7281654), (48, 6068045), (60, 4854436), (80, 3640827), (120, 2427218), (139, 2095440), (240, 1213609), (278, 1047720), (417, 698480), (556, 523860), (695, 419088), (834, 349240), (1112, 261930), (1390, 209544), (1668, 174620), (2085, 139696), (2224, 130965), (2780, 104772), (3336, 87310), (4170, 69848), (5560, 52386), (6672, 43655), (8340, 34924), (8731, 33360), (11120, 26193), (16680, 17462)]