143181440

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:250

約数の個数: 128

約数和(自身を含む): 364849920

約数和(自身を除く): 221668480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 71, 80, 92, 115, 128, 137, 142, 160, 184, 230, 274, 284, 320, 355, 368, 460, 548, 568, 640, 685, 710, 736, 920, 1096, 1136, 1370, 1420, 1472, 1633, 1840, 2192, 2272, 2740, 2840, 2944, 3151, 3266, 3680, 4384, 4544, 5480, 5680, 6302, 6532, 7360, 8165, 8768, 9088, 9727, 10960, 11360, 12604, 13064, 14720, 15755, 16330, 17536, 19454, 21920, 22720, 25208, 26128, 31510, 32660, 38908, 43840, 45440, 48635, 50416, 52256, 63020, 65320, 77816, 87680, 97270, 100832, 104512, 126040, 130640, 155632, 194540, 201664, 209024, 223721, 252080, 261280, 311264, 389080, 403328, 447442, 504160, 522560, 622528, 778160, 894884, 1008320, 1045120, 1118605, 1245056, 1556320, 1789768, 2016640, 2237210, 3112640, 3579536, 4474420, 6225280, 7159072, 8948840, 14318144, 17897680, 28636288, 35795360, 71590720, 143181440]

約数ペア:

[(1, 143181440), (2, 71590720), (4, 35795360), (5, 28636288), (8, 17897680), (10, 14318144), (16, 8948840), (20, 7159072), (23, 6225280), (32, 4474420), (40, 3579536), (46, 3112640), (64, 2237210), (71, 2016640), (80, 1789768), (92, 1556320), (115, 1245056), (128, 1118605), (137, 1045120), (142, 1008320), (160, 894884), (184, 778160), (230, 622528), (274, 522560), (284, 504160), (320, 447442), (355, 403328), (368, 389080), (460, 311264), (548, 261280), (568, 252080), (640, 223721), (685, 209024), (710, 201664), (736, 194540), (920, 155632), (1096, 130640), (1136, 126040), (1370, 104512), (1420, 100832), (1472, 97270), (1633, 87680), (1840, 77816), (2192, 65320), (2272, 63020), (2740, 52256), (2840, 50416), (2944, 48635), (3151, 45440), (3266, 43840), (3680, 38908), (4384, 32660), (4544, 31510), (5480, 26128), (5680, 25208), (6302, 22720), (6532, 21920), (7360, 19454), (8165, 17536), (8768, 16330), (9088, 15755), (9727, 14720), (10960, 13064), (11360, 12604)]