138401480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{241}}^1\times {\mathrm{293}}^1$

素因数の和:559

約数の個数: 96

約数和(自身を含む): 364989240

約数和(自身を除く): 226587760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 241, 245, 280, 293, 392, 482, 490, 586, 964, 980, 1172, 1205, 1465, 1687, 1928, 1960, 2051, 2344, 2410, 2930, 3374, 4102, 4820, 5860, 6748, 8204, 8435, 9640, 10255, 11720, 11809, 13496, 14357, 16408, 16870, 20510, 23618, 28714, 33740, 41020, 47236, 57428, 59045, 67480, 70613, 71785, 82040, 94472, 114856, 118090, 141226, 143570, 236180, 282452, 287140, 353065, 472360, 494291, 564904, 574280, 706130, 988582, 1412260, 1977164, 2471455, 2824520, 3460037, 3954328, 4942910, 6920074, 9885820, 13840148, 17300185, 19771640, 27680296, 34600370, 69200740, 138401480]

約数ペア:

[(1, 138401480), (2, 69200740), (4, 34600370), (5, 27680296), (7, 19771640), (8, 17300185), (10, 13840148), (14, 9885820), (20, 6920074), (28, 4942910), (35, 3954328), (40, 3460037), (49, 2824520), (56, 2471455), (70, 1977164), (98, 1412260), (140, 988582), (196, 706130), (241, 574280), (245, 564904), (280, 494291), (293, 472360), (392, 353065), (482, 287140), (490, 282452), (586, 236180), (964, 143570), (980, 141226), (1172, 118090), (1205, 114856), (1465, 94472), (1687, 82040), (1928, 71785), (1960, 70613), (2051, 67480), (2344, 59045), (2410, 57428), (2930, 47236), (3374, 41020), (4102, 33740), (4820, 28714), (5860, 23618), (6748, 20510), (8204, 16870), (8435, 16408), (9640, 14357), (10255, 13496), (11720, 11809)]